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AoC 2020: day4
Signed-off-by: Ettore Dreucci <ettore.dreucci@gmail.com>
This commit is contained in:
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2018-go/day_01/input
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2018-go/day_01/input
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||||
+18
|
||||
+14
|
||||
-5
|
||||
-6
|
||||
+7
|
||||
+14
|
||||
+16
|
||||
-22
|
||||
-16
|
||||
-13
|
||||
-9
|
||||
-13
|
||||
-1
|
||||
-15
|
||||
-9
|
||||
-6
|
||||
+20
|
||||
+17
|
||||
+1
|
||||
-3
|
||||
+44
|
||||
+17
|
||||
+17
|
||||
+21
|
||||
+9
|
||||
+20
|
||||
-17
|
||||
+11
|
||||
+10
|
||||
-15
|
||||
+10
|
||||
+3
|
||||
+4
|
||||
+16
|
||||
+8
|
||||
-7
|
||||
+17
|
||||
+8
|
||||
+15
|
||||
-9
|
||||
+4
|
||||
+28
|
||||
+8
|
||||
-1
|
||||
-6
|
||||
-10
|
||||
-65
|
||||
+4
|
||||
-42
|
||||
-14
|
||||
-14
|
||||
-24
|
||||
-15
|
||||
+6
|
||||
+13
|
||||
-72
|
||||
-1
|
||||
-17
|
||||
-5
|
||||
+7
|
||||
-27
|
||||
+19
|
||||
-21
|
||||
-2
|
||||
+20
|
||||
-2
|
||||
+3
|
||||
-34
|
||||
+30
|
||||
+23
|
||||
-30
|
||||
-5
|
||||
+20
|
||||
-27
|
||||
+11
|
||||
-27
|
||||
-7
|
||||
-23
|
||||
+39
|
||||
-225
|
||||
+15
|
||||
+60
|
||||
+472
|
||||
+54569
|
||||
+1
|
||||
+15
|
||||
+13
|
||||
+6
|
||||
-10
|
||||
-13
|
||||
-2
|
||||
-6
|
||||
+13
|
||||
+2
|
||||
+5
|
||||
-10
|
||||
-5
|
||||
-11
|
||||
-1
|
||||
+18
|
||||
-12
|
||||
-15
|
||||
-7
|
||||
-1
|
||||
+13
|
||||
-18
|
||||
-1
|
||||
-5
|
||||
-2
|
||||
-14
|
||||
-5
|
||||
-4
|
||||
-16
|
||||
-10
|
||||
+8
|
||||
-1
|
||||
+20
|
||||
+11
|
||||
+15
|
||||
-3
|
||||
-17
|
||||
+8
|
||||
+11
|
||||
-6
|
||||
-9
|
||||
-8
|
||||
-11
|
||||
-1
|
||||
-13
|
||||
-3
|
||||
-8
|
||||
+12
|
||||
+18
|
||||
-11
|
||||
-17
|
||||
-12
|
||||
+6
|
||||
-7
|
||||
-3
|
||||
+15
|
||||
+9
|
||||
+13
|
||||
-14
|
||||
+18
|
||||
+20
|
||||
-6
|
||||
-12
|
||||
+2
|
||||
+20
|
||||
-12
|
||||
-23
|
||||
-17
|
||||
-7
|
||||
+1
|
||||
-24
|
||||
-17
|
||||
-7
|
||||
-18
|
||||
+3
|
||||
-13
|
||||
+14
|
||||
+2
|
||||
-12
|
||||
-16
|
||||
+2
|
||||
-35
|
||||
-3
|
||||
+2
|
||||
-18
|
||||
-14
|
||||
-13
|
||||
+10
|
||||
-3
|
||||
-17
|
||||
+4
|
||||
+23
|
||||
+16
|
||||
-7
|
||||
-30
|
||||
+29
|
||||
-19
|
||||
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|
||||
-3
|
||||
+20
|
||||
-7
|
||||
-3
|
||||
+77
|
||||
+1
|
||||
+42
|
||||
+18
|
||||
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|
||||
-1
|
||||
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|
||||
+57
|
||||
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|
||||
-12
|
||||
+1
|
||||
+5
|
||||
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|
||||
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|
||||
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|
||||
-1
|
||||
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|
||||
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|
||||
-7
|
||||
-3
|
||||
-14
|
||||
-12
|
||||
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|
||||
+16
|
||||
+16
|
||||
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|
||||
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|
||||
+11
|
||||
+11
|
||||
+2
|
||||
+1
|
||||
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|
||||
-10
|
||||
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|
||||
-17
|
||||
-9
|
||||
-11
|
||||
-8
|
||||
+10
|
||||
-1
|
||||
-110292
|
||||
62
2018-go/day_01/main.go
Normal file
62
2018-go/day_01/main.go
Normal file
@@ -0,0 +1,62 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"strconv"
|
||||
)
|
||||
|
||||
func main() {
|
||||
//count to maintain the total sum of the frequence changes
|
||||
count := 0
|
||||
//current to maintain the partial frequence at a stage
|
||||
current := 0
|
||||
//freqChange to store the individual frequence changes
|
||||
var freqChange []int
|
||||
//freqList to store all the stage frequences
|
||||
freqList := map[int]bool{0: true}
|
||||
|
||||
//We open the input file
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
//If there is an error we print it in the stderr and exit(1)
|
||||
log.Fatal(err)
|
||||
}
|
||||
//We defer the closure of the file
|
||||
defer file.Close()
|
||||
|
||||
//We create a scanner to the file
|
||||
scan := bufio.NewScanner(file)
|
||||
|
||||
//We iterate throught the file line
|
||||
for scan.Scan() {
|
||||
//We convert each line into an int
|
||||
num, err := strconv.Atoi(scan.Text())
|
||||
if err != nil {
|
||||
//If the conversion generate an error we print it to stderr
|
||||
log.Printf("Error converting line to int: %v", err)
|
||||
} else {
|
||||
//Otherwise we add the current freq change to count
|
||||
count += num
|
||||
//And we append it to freqChange
|
||||
freqChange = append(freqChange, num)
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("Part One: %v\n", count)
|
||||
|
||||
for {
|
||||
for _, freqMod := range freqChange {
|
||||
current += freqMod
|
||||
_, found := freqList[current]
|
||||
if found {
|
||||
fmt.Printf("Part Two: %v\n", current)
|
||||
os.Exit(0)
|
||||
} else {
|
||||
freqList[current] = true
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
250
2018-go/day_02/input
Normal file
250
2018-go/day_02/input
Normal file
@@ -0,0 +1,250 @@
|
||||
xrecqmdonskvzupalfkwhjctdb
|
||||
xrlgqmavnskvzupalfiwhjctdb
|
||||
xregqmyonskvzupalfiwhjpmdj
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||||
areyqmyonskvzupalfiwhjcidb
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||||
xregqpyonskvzuaalfiwhjctdy
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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|
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|
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xregqmyonskvwjpalfiwsjctdb
|
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|
||||
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|
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|
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|
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xregqmyovskvzupalgiuhjctdb
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|
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xrdgqmyonskvzupglfiwhjctdu
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|
||||
treqqmyonskvzupalfiwhjcqdb
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||||
vlegqmyonskvzupalfiwhjwtdb
|
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xregjmyonskviupglfiwhjctdb
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xreggmyanskvzupalfiwhjcydb
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xrsgqmyonskizupagfiwhjctdb
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xregqmyenskvzupalfvwhjctib
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lrygqmyonsrvzupalfiwhjctdb
|
||||
xregqmjonskvqupalfiwhjctdu
|
||||
xregqmyonsknzmpzlfiwhjctdb
|
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xregqmyonhkvzupllfiwhjctdz
|
||||
xregqmronskvdumalfiwhjctdb
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||||
xrpgqmyonskvzupalfhwhjhtdb
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xfegqmeonskvzupasfiwhjctdb
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xregqqyonskvzrpalfiwijctdb
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||||
xretqmmonskvzupalfiwhjcfdb
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||||
xregqmyonskvznpalniwhjztdb
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||||
xregqmyqnskvzuoalfiwhhctdb
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||||
xregqmyonsbvzupalviwhjxtdb
|
||||
xregqmyonskvzupazmiwhhctdb
|
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xregqmyosskvzupalflwhjctdw
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||||
xtegqmyonskvzupamciwhjctdb
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||||
xregamyonskvzbpalfiwhqctdb
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||||
xregqmgonskvzupalfiwhictxb
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xregqmyonskvjupvlfnwhjctdb
|
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xrthqmyonskvzupalfiwhjctub
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xregqmyonskgzupalhiwhjptdb
|
||||
xregqmysnskvzufalpiwhjctdb
|
||||
xregqmyonskvbipalfighjctdb
|
||||
xregqmyonskvzupylfiwhjwvdb
|
||||
gregqmyonskvzupalfikhjctdt
|
||||
ujegqmyonskvzupalfiwhjctlb
|
||||
nreqqmyonskjzupalfiwhjctdb
|
||||
xregqmyonskvzupanfbwhjchdb
|
||||
xregqyyoeskwzupalfiwhjctdb
|
||||
xregqmyokskvzgpalfiwhnctdb
|
||||
lregqmyonskvzupalfawsjctdb
|
||||
xtegqmyonskvzmpalfiwhjctmb
|
||||
xtegqvyonskvzupalfiwhjdtdb
|
||||
xpegqpyonekvzupalfiwhjctdb
|
||||
qregqmyonskvzupalfiwmjctdn
|
||||
xregqnyosskvzupalfibhjctdb
|
||||
xregqmyonsknzupalflwhjctfb
|
||||
xregqmxoyskvzuealfiwhjctdb
|
||||
xregdmyoeskvzupalfiwhfctdb
|
||||
xremmmyonskvzupalfiwhxctdb
|
||||
xregqmconskvzupylfuwhjctdb
|
||||
xregqmyonskvzupawiiwhictdb
|
||||
xlegsmyonskvzupalfiwhbctdb
|
||||
xregqmyonsavzopalyiwhjctdb
|
||||
xregqmyonskczupalfibhvctdb
|
||||
xregqmyonskvzvpalfiunjctdb
|
||||
xregqmyonskvdupalfiwhjczdp
|
||||
xregqmyonskvzupklfswhhctdb
|
||||
xrelqmyonskvzupalyiwhjctdi
|
||||
xrcgqmyonskvzupalfieqjctdb
|
||||
xregqmnonskvzupacfewhjctdb
|
||||
xrwgqmyonskvzuealfiwhcctdb
|
||||
xregqiyonsevzmpalfiwhjctdb
|
||||
xregqmyonjyvzupalfiwhjckdb
|
||||
xregqmyonyklzupadfiwhjctdb
|
||||
xregqmyanskvzupolfiwhjctpb
|
||||
xdbgqmyonskvzupslfiwhjctdb
|
||||
xregqmhonykvzupalfawhjctdb
|
||||
xregqmqonsivzupalfifhjctdb
|
||||
xregqgyonsrvzupalfiwhjctib
|
||||
xregqmyofskvzupalfiwlfctdb
|
||||
xregqmyovskvzupllftwhjctdb
|
||||
xregqmyonskvzupaciiwhuctdb
|
||||
xregqmyonsdvzuhalfiwhjhtdb
|
||||
xreiqmyonskvzupalfiwhncldb
|
||||
xregqmyongkvzugalfiwhjctxb
|
||||
xregqsyonskvzrpmlfiwhjctdb
|
||||
xrogqmyonskvzxpalfiwhbctdb
|
||||
xregqmkonskvzuqalfiwhjptdb
|
||||
xregqmyonskvvxpalfiwhactdb
|
||||
xregqmyonskvzupsliiwhwctdb
|
||||
84
2018-go/day_02/main.go
Normal file
84
2018-go/day_02/main.go
Normal file
@@ -0,0 +1,84 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"strings"
|
||||
)
|
||||
|
||||
func checkDuplicates(s string) (bool, bool) {
|
||||
two := false
|
||||
three := false
|
||||
charsInString := map[string]int{}
|
||||
chars := strings.Split(s, "")
|
||||
for _, c := range chars {
|
||||
charsInString[c]++
|
||||
}
|
||||
for _, c := range charsInString {
|
||||
if c == 2 {
|
||||
two = true
|
||||
} else if c == 3 {
|
||||
three = true
|
||||
}
|
||||
}
|
||||
return two, three
|
||||
}
|
||||
|
||||
func compareStrings(s1, s2 string) (string, bool) {
|
||||
diffCount := 0
|
||||
diffString := ""
|
||||
for i := 0; i < len(s1) && diffCount < 2; i++ {
|
||||
if s1[i] == s2[i] {
|
||||
diffString += string(s1[i])
|
||||
} else {
|
||||
diffCount++
|
||||
}
|
||||
}
|
||||
if diffCount >= 2 {
|
||||
return "", false
|
||||
}
|
||||
return diffString, true
|
||||
}
|
||||
|
||||
func main() {
|
||||
twos := 0
|
||||
threes := 0
|
||||
var stringStore []string
|
||||
//We open the input file
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
//If there is an error we print it in the stderr and exit(1)
|
||||
log.Fatal(err)
|
||||
}
|
||||
//We defer the closure of the file
|
||||
defer file.Close()
|
||||
|
||||
//We create a scanner to the file
|
||||
scan := bufio.NewScanner(file)
|
||||
|
||||
//We iterate throught the file line
|
||||
for scan.Scan() {
|
||||
currentString := scan.Text()
|
||||
stringStore = append(stringStore, currentString)
|
||||
two, three := checkDuplicates(currentString)
|
||||
if two {
|
||||
twos++
|
||||
}
|
||||
if three {
|
||||
threes++
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part One: the checksum is %v\n", twos*threes)
|
||||
|
||||
for i, str := range stringStore {
|
||||
for j := i + 1; j < len(stringStore); j++ {
|
||||
ret, valid := compareStrings(str, stringStore[j])
|
||||
if valid {
|
||||
fmt.Printf("Part Two: the common letters are %v\n", ret)
|
||||
os.Exit(0)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
1411
2018-go/day_03/input
Normal file
1411
2018-go/day_03/input
Normal file
File diff suppressed because it is too large
Load Diff
71
2018-go/day_03/main.go
Normal file
71
2018-go/day_03/main.go
Normal file
@@ -0,0 +1,71 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"strconv"
|
||||
"strings"
|
||||
)
|
||||
|
||||
type claim struct {
|
||||
x int
|
||||
y int
|
||||
len int
|
||||
height int
|
||||
overlapping bool
|
||||
}
|
||||
|
||||
func main() {
|
||||
var fabric [1000][1000]int
|
||||
claims := make(map[int]*claim)
|
||||
inchesCount := 0
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
|
||||
for scan.Scan() {
|
||||
line := scan.Text()
|
||||
line = strings.Join(strings.Fields(line), "")
|
||||
|
||||
info := strings.Split(line, "#")[1]
|
||||
id, _ := strconv.Atoi(strings.Split(info, "@")[0])
|
||||
measures := strings.Split(info, "@")[1]
|
||||
xy := strings.Split(strings.Split(measures, ":")[0], ",")
|
||||
dim := strings.Split(strings.Split(measures, ":")[1], "x")
|
||||
x, _ := strconv.Atoi(xy[0])
|
||||
y, _ := strconv.Atoi(xy[1])
|
||||
len, _ := strconv.Atoi(dim[0])
|
||||
height, _ := strconv.Atoi(dim[1])
|
||||
|
||||
newClaim := claim{x, y, len, height, false}
|
||||
|
||||
for i := x; i < x+len; i++ {
|
||||
for j := y; j < y+height; j++ {
|
||||
if fabric[i][j] == 0 {
|
||||
fabric[i][j] = id
|
||||
} else if fabric[i][j] != -1 {
|
||||
claims[fabric[i][j]].overlapping = true
|
||||
fabric[i][j] = -1
|
||||
inchesCount++
|
||||
}
|
||||
if fabric[i][j] == -1 {
|
||||
newClaim.overlapping = true
|
||||
}
|
||||
}
|
||||
}
|
||||
claims[id] = &newClaim
|
||||
}
|
||||
fmt.Printf("Part One: square inches of fabric within two or more claims %v\n", inchesCount)
|
||||
|
||||
for id, c := range claims {
|
||||
if !c.overlapping {
|
||||
fmt.Printf("Part Two: the id of the claim that doesn't overlap is %v\n", id)
|
||||
}
|
||||
}
|
||||
}
|
||||
1134
2018-go/day_04/input
Normal file
1134
2018-go/day_04/input
Normal file
File diff suppressed because it is too large
Load Diff
115
2018-go/day_04/main.go
Normal file
115
2018-go/day_04/main.go
Normal file
@@ -0,0 +1,115 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"sort"
|
||||
"strconv"
|
||||
"strings"
|
||||
)
|
||||
|
||||
type guard struct {
|
||||
timeCard [60]int
|
||||
}
|
||||
|
||||
func printSchedule(guardsSchedule map[int]guard) {
|
||||
fmt.Print("ID\t")
|
||||
for i := 0; i < 60; i++ {
|
||||
fmt.Printf("%v ", i)
|
||||
}
|
||||
fmt.Print("\tSUM\n")
|
||||
for i, g := range guardsSchedule {
|
||||
sum := 0
|
||||
fmt.Printf("%v\t", i)
|
||||
for i, t := range g.timeCard {
|
||||
sum += t
|
||||
if i < 59 && i > 8 && g.timeCard[i+1] < 10 {
|
||||
fmt.Printf("%v ", t)
|
||||
} else {
|
||||
fmt.Printf("%v ", t)
|
||||
}
|
||||
}
|
||||
fmt.Printf("\t%v\n", sum)
|
||||
}
|
||||
}
|
||||
|
||||
func main() {
|
||||
var lines []string
|
||||
guardsSchedule := make(map[int]guard)
|
||||
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
for scan.Scan() {
|
||||
lines = append(lines, scan.Text())
|
||||
}
|
||||
|
||||
sort.Strings(lines)
|
||||
|
||||
currentGuardID := -1
|
||||
sleepTime := 0
|
||||
wakeTime := 0
|
||||
for _, line := range lines {
|
||||
if strings.Contains(line, "Guard") {
|
||||
currentGuardID, _ = strconv.Atoi(strings.Split(strings.Split(line, "#")[1], " ")[0])
|
||||
_, exists := guardsSchedule[currentGuardID]
|
||||
if !exists {
|
||||
guardsSchedule[currentGuardID] = *new(guard)
|
||||
}
|
||||
} else if strings.Contains(line, "falls asleep") {
|
||||
st, _ := strconv.Atoi(strings.Split(strings.Split(strings.Split(line, "]")[0], " ")[1], ":")[1])
|
||||
sleepTime = st
|
||||
} else if strings.Contains(line, "wakes up") {
|
||||
wt, _ := strconv.Atoi(strings.Split(strings.Split(strings.Split(line, "]")[0], " ")[1], ":")[1])
|
||||
wakeTime = wt
|
||||
timeSchedule := guardsSchedule[currentGuardID]
|
||||
for j := sleepTime; j < wakeTime; j++ {
|
||||
timeSchedule.timeCard[j]++
|
||||
}
|
||||
guardsSchedule[currentGuardID] = timeSchedule
|
||||
}
|
||||
}
|
||||
|
||||
mostAsleepTime := -1
|
||||
mostAsleepID := -1
|
||||
for i, g := range guardsSchedule {
|
||||
sum := 0
|
||||
for _, t := range g.timeCard {
|
||||
sum += t
|
||||
}
|
||||
if sum > mostAsleepTime {
|
||||
mostAsleepTime = sum
|
||||
mostAsleepID = i
|
||||
}
|
||||
}
|
||||
|
||||
mostAsleepMinute := -1
|
||||
max := -1
|
||||
for i, t := range guardsSchedule[mostAsleepID].timeCard {
|
||||
if t > max {
|
||||
max = t
|
||||
mostAsleepMinute = i
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part One: %v\n", mostAsleepMinute*mostAsleepID)
|
||||
|
||||
mostAsleepMinute = -1
|
||||
max = -1
|
||||
mostAsleepID = -1
|
||||
for i, g := range guardsSchedule {
|
||||
for j, t := range g.timeCard {
|
||||
if t > max {
|
||||
max = t
|
||||
mostAsleepMinute = j
|
||||
mostAsleepID = i
|
||||
}
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part Two: %v\n", mostAsleepMinute*mostAsleepID)
|
||||
}
|
||||
1
2018-go/day_05/input
Normal file
1
2018-go/day_05/input
Normal file
File diff suppressed because one or more lines are too long
56
2018-go/day_05/main.go
Normal file
56
2018-go/day_05/main.go
Normal file
@@ -0,0 +1,56 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"strings"
|
||||
)
|
||||
|
||||
var alphabet string
|
||||
|
||||
func react(s string) string {
|
||||
firstS := s
|
||||
for i := 0; i < len(alphabet); i++ {
|
||||
letter := alphabet[i : i+1]
|
||||
s = strings.Replace(s, letter+strings.ToUpper(letter), "", -1)
|
||||
s = strings.Replace(s, strings.ToUpper(letter)+letter, "", -1)
|
||||
}
|
||||
if firstS == s {
|
||||
return s
|
||||
} else {
|
||||
return react(s)
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func main() {
|
||||
var input string
|
||||
alphabet = "abcdefghijklmnopqrstuvwxyz"
|
||||
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
for scan.Scan() {
|
||||
input = scan.Text()
|
||||
}
|
||||
fmt.Printf("Part One: %v\n", len(react(input)))
|
||||
|
||||
min := len(input)
|
||||
for i := 0; i < len(alphabet); i++ {
|
||||
letter := alphabet[i : i+1]
|
||||
try := input
|
||||
try = strings.Replace(try, letter, "", -1)
|
||||
try = strings.Replace(try, strings.ToUpper(letter), "", -1)
|
||||
size := len(react(try))
|
||||
if size < min {
|
||||
min = size
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part Two: %v\n", min)
|
||||
}
|
||||
50
2018-go/day_06/input
Normal file
50
2018-go/day_06/input
Normal file
@@ -0,0 +1,50 @@
|
||||
81, 46
|
||||
330, 289
|
||||
171, 261
|
||||
248, 97
|
||||
142, 265
|
||||
139, 293
|
||||
309, 208
|
||||
315, 92
|
||||
72, 206
|
||||
59, 288
|
||||
95, 314
|
||||
126, 215
|
||||
240, 177
|
||||
78, 64
|
||||
162, 168
|
||||
75, 81
|
||||
271, 258
|
||||
317, 223
|
||||
210, 43
|
||||
47, 150
|
||||
352, 116
|
||||
316, 256
|
||||
269, 47
|
||||
227, 343
|
||||
125, 290
|
||||
245, 310
|
||||
355, 301
|
||||
251, 282
|
||||
353, 107
|
||||
254, 298
|
||||
212, 128
|
||||
60, 168
|
||||
318, 254
|
||||
310, 303
|
||||
176, 345
|
||||
110, 109
|
||||
217, 338
|
||||
344, 330
|
||||
231, 349
|
||||
259, 208
|
||||
201, 57
|
||||
200, 327
|
||||
354, 111
|
||||
166, 214
|
||||
232, 85
|
||||
96, 316
|
||||
151, 288
|
||||
217, 339
|
||||
62, 221
|
||||
307, 68
|
||||
133
2018-go/day_06/main.go
Normal file
133
2018-go/day_06/main.go
Normal file
@@ -0,0 +1,133 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"math"
|
||||
"os"
|
||||
)
|
||||
|
||||
type point struct {
|
||||
x int
|
||||
y int
|
||||
id int
|
||||
}
|
||||
|
||||
type grid struct {
|
||||
points [][]int
|
||||
coordinates []point
|
||||
currentID int
|
||||
invalidIDs map[int]bool
|
||||
maxX int
|
||||
maxY int
|
||||
minX int
|
||||
minY int
|
||||
maxArea int
|
||||
}
|
||||
|
||||
func (p1 point) manhattanDistance(p2 point) int {
|
||||
return int(math.Abs(float64(p1.x-p2.x)) + math.Abs(float64(p1.y-p2.y)))
|
||||
}
|
||||
|
||||
func main() {
|
||||
var currentGrid grid
|
||||
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
for scan.Scan() {
|
||||
var p point
|
||||
|
||||
line := scan.Text()
|
||||
fmt.Sscanf(line, "%d, %d", &p.x, &p.y)
|
||||
p.id = currentGrid.currentID
|
||||
currentGrid.currentID++
|
||||
|
||||
currentGrid.coordinates = append(currentGrid.coordinates, p)
|
||||
|
||||
if p.x > currentGrid.maxX {
|
||||
currentGrid.maxX = p.x
|
||||
}
|
||||
if p.y > currentGrid.maxY {
|
||||
currentGrid.maxY = p.y
|
||||
}
|
||||
if p.x < currentGrid.minX || currentGrid.minX == 0 {
|
||||
currentGrid.minX = p.x
|
||||
}
|
||||
if p.y < currentGrid.minY || currentGrid.minY == 0 {
|
||||
currentGrid.minY = p.y
|
||||
}
|
||||
}
|
||||
|
||||
currentGrid.points = make([][]int, currentGrid.maxX)
|
||||
for i := range currentGrid.points {
|
||||
currentGrid.points[i] = make([]int, currentGrid.maxY)
|
||||
}
|
||||
|
||||
for x := 0; x < currentGrid.maxX; x++ {
|
||||
for y := 0; y < currentGrid.maxY; y++ {
|
||||
minDist := -1
|
||||
minDistID := -1
|
||||
for i, c := range currentGrid.coordinates {
|
||||
dist := c.manhattanDistance(point{x: x, y: y})
|
||||
if i == 0 {
|
||||
minDist = dist
|
||||
minDistID = c.id
|
||||
} else if dist < minDist {
|
||||
minDist = dist
|
||||
minDistID = c.id
|
||||
} else if dist == minDist {
|
||||
minDistID = -1
|
||||
}
|
||||
}
|
||||
currentGrid.points[x][y] = minDistID
|
||||
}
|
||||
}
|
||||
|
||||
currentGrid.invalidIDs = make(map[int]bool)
|
||||
for x := 0; x < currentGrid.maxX; x++ {
|
||||
currentGrid.invalidIDs[currentGrid.points[x][0]] = true
|
||||
currentGrid.invalidIDs[currentGrid.points[x][currentGrid.maxY-1]] = true
|
||||
}
|
||||
for y := 0; y < currentGrid.maxY; y++ {
|
||||
currentGrid.invalidIDs[currentGrid.points[0][y]] = true
|
||||
currentGrid.invalidIDs[currentGrid.points[currentGrid.maxX-1][y]] = true
|
||||
}
|
||||
|
||||
for id := 0; id < currentGrid.currentID; id++ {
|
||||
count := 0
|
||||
for x := 0; x < currentGrid.maxX; x++ {
|
||||
for y := 0; y < currentGrid.maxY; y++ {
|
||||
if currentGrid.points[x][y] == id {
|
||||
count++
|
||||
}
|
||||
}
|
||||
}
|
||||
if count > currentGrid.maxArea {
|
||||
_, invalidID := currentGrid.invalidIDs[id]
|
||||
if !invalidID {
|
||||
currentGrid.maxArea = count
|
||||
}
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part One: %v\n", currentGrid.maxArea)
|
||||
|
||||
count := 0
|
||||
for x := 0; x < currentGrid.maxX; x++ {
|
||||
for y := 0; y < currentGrid.maxY; y++ {
|
||||
sum := 0
|
||||
for _, c := range currentGrid.coordinates {
|
||||
sum += c.manhattanDistance(point{x: x, y: y})
|
||||
}
|
||||
if sum < 10000 {
|
||||
count++
|
||||
}
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part Two: %v\n", count)
|
||||
}
|
||||
101
2018-go/day_07/input
Normal file
101
2018-go/day_07/input
Normal file
@@ -0,0 +1,101 @@
|
||||
Step Q must be finished before step I can begin.
|
||||
Step B must be finished before step M can begin.
|
||||
Step R must be finished before step F can begin.
|
||||
Step G must be finished before step S can begin.
|
||||
Step M must be finished before step A can begin.
|
||||
Step Z must be finished before step W can begin.
|
||||
Step J must be finished before step C can begin.
|
||||
Step K must be finished before step O can begin.
|
||||
Step C must be finished before step I can begin.
|
||||
Step Y must be finished before step L can begin.
|
||||
Step N must be finished before step P can begin.
|
||||
Step S must be finished before step X can begin.
|
||||
Step E must be finished before step U can begin.
|
||||
Step U must be finished before step V can begin.
|
||||
Step D must be finished before step F can begin.
|
||||
Step W must be finished before step H can begin.
|
||||
Step T must be finished before step I can begin.
|
||||
Step H must be finished before step V can begin.
|
||||
Step L must be finished before step O can begin.
|
||||
Step P must be finished before step A can begin.
|
||||
Step A must be finished before step I can begin.
|
||||
Step F must be finished before step O can begin.
|
||||
Step V must be finished before step X can begin.
|
||||
Step I must be finished before step O can begin.
|
||||
Step X must be finished before step O can begin.
|
||||
Step F must be finished before step V can begin.
|
||||
Step L must be finished before step P can begin.
|
||||
Step Y must be finished before step P can begin.
|
||||
Step Y must be finished before step X can begin.
|
||||
Step Y must be finished before step O can begin.
|
||||
Step D must be finished before step A can begin.
|
||||
Step T must be finished before step F can begin.
|
||||
Step W must be finished before step X can begin.
|
||||
Step R must be finished before step A can begin.
|
||||
Step E must be finished before step F can begin.
|
||||
Step H must be finished before step I can begin.
|
||||
Step K must be finished before step Y can begin.
|
||||
Step W must be finished before step P can begin.
|
||||
Step V must be finished before step O can begin.
|
||||
Step N must be finished before step E can begin.
|
||||
Step L must be finished before step I can begin.
|
||||
Step B must be finished before step G can begin.
|
||||
Step D must be finished before step T can begin.
|
||||
Step J must be finished before step L can begin.
|
||||
Step M must be finished before step Y can begin.
|
||||
Step T must be finished before step A can begin.
|
||||
Step K must be finished before step D can begin.
|
||||
Step H must be finished before step P can begin.
|
||||
Step P must be finished before step I can begin.
|
||||
Step T must be finished before step L can begin.
|
||||
Step J must be finished before step N can begin.
|
||||
Step U must be finished before step F can begin.
|
||||
Step U must be finished before step I can begin.
|
||||
Step A must be finished before step F can begin.
|
||||
Step U must be finished before step P can begin.
|
||||
Step R must be finished before step H can begin.
|
||||
Step G must be finished before step V can begin.
|
||||
Step P must be finished before step F can begin.
|
||||
Step B must be finished before step D can begin.
|
||||
Step U must be finished before step X can begin.
|
||||
Step K must be finished before step A can begin.
|
||||
Step G must be finished before step D can begin.
|
||||
Step N must be finished before step U can begin.
|
||||
Step U must be finished before step L can begin.
|
||||
Step M must be finished before step J can begin.
|
||||
Step I must be finished before step X can begin.
|
||||
Step H must be finished before step L can begin.
|
||||
Step M must be finished before step S can begin.
|
||||
Step E must be finished before step O can begin.
|
||||
Step Q must be finished before step F can begin.
|
||||
Step A must be finished before step O can begin.
|
||||
Step T must be finished before step P can begin.
|
||||
Step F must be finished before step X can begin.
|
||||
Step D must be finished before step P can begin.
|
||||
Step A must be finished before step X can begin.
|
||||
Step G must be finished before step Z can begin.
|
||||
Step W must be finished before step F can begin.
|
||||
Step Q must be finished before step X can begin.
|
||||
Step C must be finished before step V can begin.
|
||||
Step L must be finished before step V can begin.
|
||||
Step E must be finished before step L can begin.
|
||||
Step B must be finished before step X can begin.
|
||||
Step M must be finished before step V can begin.
|
||||
Step F must be finished before step I can begin.
|
||||
Step P must be finished before step X can begin.
|
||||
Step C must be finished before step A can begin.
|
||||
Step Z must be finished before step H can begin.
|
||||
Step Q must be finished before step S can begin.
|
||||
Step G must be finished before step X can begin.
|
||||
Step T must be finished before step O can begin.
|
||||
Step P must be finished before step O can begin.
|
||||
Step T must be finished before step V can begin.
|
||||
Step N must be finished before step V can begin.
|
||||
Step Z must be finished before step X can begin.
|
||||
Step L must be finished before step X can begin.
|
||||
Step Z must be finished before step Y can begin.
|
||||
Step N must be finished before step T can begin.
|
||||
Step S must be finished before step T can begin.
|
||||
Step G must be finished before step K can begin.
|
||||
Step T must be finished before step X can begin.
|
||||
Step R must be finished before step X can begin.
|
||||
7
2018-go/day_07/input_less
Normal file
7
2018-go/day_07/input_less
Normal file
@@ -0,0 +1,7 @@
|
||||
Step C must be finished before step A can begin.
|
||||
Step C must be finished before step F can begin.
|
||||
Step A must be finished before step B can begin.
|
||||
Step A must be finished before step D can begin.
|
||||
Step B must be finished before step E can begin.
|
||||
Step D must be finished before step E can begin.
|
||||
Step F must be finished before step E can begin.
|
||||
176
2018-go/day_07/main.go
Normal file
176
2018-go/day_07/main.go
Normal file
@@ -0,0 +1,176 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"sort"
|
||||
"strings"
|
||||
)
|
||||
|
||||
type step struct {
|
||||
ID string
|
||||
time int
|
||||
next []*step
|
||||
prev []*step
|
||||
}
|
||||
|
||||
func alreadyExecuted(executed []string, steps []*step) bool {
|
||||
for _, s := range steps {
|
||||
found := false
|
||||
for _, e := range executed {
|
||||
if e == s.ID {
|
||||
found = true
|
||||
}
|
||||
}
|
||||
if !found {
|
||||
return false
|
||||
}
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
func alreadyInQueue(queue []string, s *step) bool {
|
||||
for _, q := range queue {
|
||||
if s.ID == q {
|
||||
return true
|
||||
}
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
func main() {
|
||||
var queue []string
|
||||
var executionOrder []string
|
||||
stepAddr := make(map[string]*step)
|
||||
|
||||
file, err := os.Open("./input_less")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
for scan.Scan() {
|
||||
line := scan.Text()
|
||||
|
||||
splittedLine := strings.Split(line, " ")
|
||||
currentID := splittedLine[1]
|
||||
nextID := splittedLine[7]
|
||||
|
||||
currentStep, csExists := stepAddr[currentID]
|
||||
nextStep, nsExists := stepAddr[nextID]
|
||||
|
||||
if !csExists {
|
||||
cs := step{ID: currentID, time: int(currentID[0]) - 64}
|
||||
stepAddr[currentID] = &cs
|
||||
currentStep = &cs
|
||||
}
|
||||
if !nsExists {
|
||||
ns := step{ID: nextID, time: int(nextID[0]) - 64}
|
||||
stepAddr[nextID] = &ns
|
||||
nextStep = &ns
|
||||
}
|
||||
|
||||
currentStep.next = append(currentStep.next, nextStep)
|
||||
nextStep.prev = append(nextStep.prev, currentStep)
|
||||
}
|
||||
|
||||
for _, s := range stepAddr {
|
||||
if len(s.prev) == 0 {
|
||||
queue = append(queue, s.ID)
|
||||
}
|
||||
}
|
||||
sort.Strings(queue)
|
||||
i := 0
|
||||
for i < len(queue) {
|
||||
sPrev := stepAddr[queue[i]].prev
|
||||
if len(sPrev) == 0 || alreadyExecuted(executionOrder, sPrev) {
|
||||
executionOrder = append(executionOrder, queue[i])
|
||||
for _, n := range stepAddr[queue[i]].next {
|
||||
if !alreadyInQueue(queue, n) {
|
||||
queue = append(queue, n.ID)
|
||||
}
|
||||
}
|
||||
|
||||
queue = append(queue[:i], queue[i+1:]...)
|
||||
|
||||
sort.Strings(queue)
|
||||
i = 0
|
||||
} else {
|
||||
i++
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("Part One: %v\n", strings.Join(executionOrder, ""))
|
||||
|
||||
for _, s := range stepAddr {
|
||||
if len(s.prev) == 0 {
|
||||
queue = append(queue, s.ID)
|
||||
fmt.Printf("Added in queue: %v\n", s.ID)
|
||||
}
|
||||
}
|
||||
sort.Strings(queue)
|
||||
|
||||
currentTime := 0
|
||||
var times [2]int
|
||||
var workers [2]string
|
||||
var availableSteps []*step
|
||||
working := false
|
||||
executionOrder = make([]string, 0)
|
||||
for len(queue) > 0 || len(availableSteps) > 0 || working {
|
||||
if len(queue) > 0 {
|
||||
for i := 0; i < len(queue); i++ {
|
||||
fmt.Printf("Analyzing from queue step %v\t i:%v\n", queue[i], i)
|
||||
sPrev := stepAddr[queue[i]].prev
|
||||
if len(sPrev) == 0 || alreadyExecuted(executionOrder, sPrev) {
|
||||
availableSteps = append(availableSteps, stepAddr[queue[i]])
|
||||
for _, n := range stepAddr[queue[i]].next {
|
||||
if !alreadyInQueue(queue, n) {
|
||||
queue = append(queue, n.ID)
|
||||
fmt.Printf("Added in queue: %v\n", n.ID)
|
||||
}
|
||||
}
|
||||
fmt.Printf("Added to availableSteps: %v\n", queue[i])
|
||||
fmt.Printf("Removed from queue: %v\n", queue[i])
|
||||
queue = append(queue[:i], queue[i+1:]...)
|
||||
i = -1
|
||||
}
|
||||
}
|
||||
}
|
||||
sort.Slice(availableSteps, func(i, j int) bool {
|
||||
return availableSteps[i].ID < availableSteps[j].ID
|
||||
})
|
||||
if len(availableSteps) > 0 || working {
|
||||
for w := 0; w < len(workers); w++ {
|
||||
if workers[w] == "" && len(availableSteps) > 0 {
|
||||
workers[w] = availableSteps[0].ID
|
||||
times[w] = availableSteps[0].time
|
||||
working = true
|
||||
fmt.Printf("Assigned to worker %v step %v\n", w, availableSteps[0].ID)
|
||||
fmt.Printf("Removed from availableSteps: %v\n", availableSteps[0].ID)
|
||||
availableSteps = availableSteps[1:]
|
||||
} else if workers[w] != "" {
|
||||
times[w]--
|
||||
fmt.Printf("Decreased time of worker %v to %v\n", w, times[w])
|
||||
if times[w] == 0 {
|
||||
executionOrder = append(executionOrder, workers[w])
|
||||
fmt.Printf("Worker %v has completed step %v\n", w, workers[w])
|
||||
workers[w] = ""
|
||||
times[w] = 0
|
||||
//if times[0]+times[1]+times[2]+times[3]+times[4] == 0 {
|
||||
if times[0]+times[1] == 0 {
|
||||
working = false
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if working {
|
||||
currentTime++
|
||||
fmt.Printf("Increaset currentTime to %v\n", currentTime)
|
||||
}
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part Two: %v\t%v\n", currentTime, executionOrder)
|
||||
}
|
||||
170
2018-go/day_07/prova.go
Normal file
170
2018-go/day_07/prova.go
Normal file
@@ -0,0 +1,170 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"sort"
|
||||
)
|
||||
|
||||
type graph map[string][]string
|
||||
|
||||
type task struct {
|
||||
time int
|
||||
task string
|
||||
}
|
||||
|
||||
func popMinimumTask(tasks []task) (int, string, []task) {
|
||||
var minTime = 2147483647
|
||||
var minTasks = make([]task, 0)
|
||||
for _, t := range tasks {
|
||||
if t.time < minTime {
|
||||
minTasks = []task{t}
|
||||
minTime = t.time
|
||||
} else if t.time == minTime {
|
||||
minTasks = append(minTasks, t)
|
||||
}
|
||||
}
|
||||
|
||||
var minTask task
|
||||
var minID = string("Z")
|
||||
|
||||
for _, t := range minTasks {
|
||||
if t.task <= minID {
|
||||
minID = t.task
|
||||
minTask = t
|
||||
}
|
||||
}
|
||||
|
||||
var removed = make([]task, 0)
|
||||
for _, val := range tasks {
|
||||
if !(val.task == minTask.task && val.time == minTask.time) {
|
||||
removed = append(removed, val)
|
||||
}
|
||||
}
|
||||
|
||||
return minTask.time, minTask.task, removed
|
||||
}
|
||||
|
||||
func popMinimumString(strs []string) (string, []string) {
|
||||
if len(strs) == 0 {
|
||||
return "", nil
|
||||
}
|
||||
min := strs[0]
|
||||
for _, str := range strs {
|
||||
if str < min {
|
||||
min = str
|
||||
}
|
||||
}
|
||||
var removed = make([]string, 0)
|
||||
for _, str := range strs {
|
||||
if str != min {
|
||||
removed = append(removed, str)
|
||||
}
|
||||
}
|
||||
return min, removed
|
||||
}
|
||||
|
||||
func main() {
|
||||
|
||||
var gr = make(graph)
|
||||
var incoming = make(map[string]int)
|
||||
var incomingSaved = make(map[string]int) // for Part 2
|
||||
|
||||
file, err := os.Open("input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scanner := bufio.NewScanner(file)
|
||||
for scanner.Scan() {
|
||||
line := scanner.Text()
|
||||
|
||||
var start, end string
|
||||
fmt.Sscanf(line, "Step %s must be finished before step %s can begin.", &start, &end)
|
||||
|
||||
if _, ok := gr[start]; ok {
|
||||
gr[start] = append(gr[start], end)
|
||||
} else {
|
||||
gr[start] = []string{end}
|
||||
}
|
||||
|
||||
if _, ok := incoming[end]; ok {
|
||||
incoming[end]++
|
||||
incomingSaved[end]++
|
||||
} else {
|
||||
incoming[end] = 1
|
||||
incomingSaved[end] = 1
|
||||
}
|
||||
}
|
||||
|
||||
var queue, taskQueue = make([]string, 0), make([]string, 0)
|
||||
|
||||
for key, value := range gr {
|
||||
sort.Strings(value)
|
||||
gr[key] = value
|
||||
if incoming[key] == 0 {
|
||||
queue = append(queue, key)
|
||||
}
|
||||
}
|
||||
|
||||
taskQueue = append(taskQueue, queue...)
|
||||
|
||||
var result string
|
||||
for len(queue) != 0 {
|
||||
sort.Strings(queue)
|
||||
init := queue[0]
|
||||
var temp []string
|
||||
for _, v := range queue {
|
||||
if v != init {
|
||||
temp = append(temp, v)
|
||||
}
|
||||
}
|
||||
queue = temp
|
||||
result += init
|
||||
for _, key := range gr[init] {
|
||||
incoming[key]--
|
||||
if incoming[key] == 0 {
|
||||
queue = append(queue, key)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("Part 1: %s\n", result)
|
||||
|
||||
// Part 2
|
||||
var currentTime int
|
||||
var currentTask string
|
||||
var tasks = make([]task, 0)
|
||||
|
||||
for len(tasks) < 5 && len(taskQueue) > 0 {
|
||||
var next string
|
||||
if nxt, q := popMinimumString(taskQueue); q != nil {
|
||||
next = nxt
|
||||
taskQueue = q
|
||||
tasks = append(tasks, task{time: currentTime + int([]byte(next)[0]) - 4, task: next})
|
||||
}
|
||||
}
|
||||
|
||||
for len(tasks) > 0 || len(taskQueue) > 0 {
|
||||
currentTime, currentTask, tasks = popMinimumTask(tasks)
|
||||
for _, key := range gr[currentTask] {
|
||||
incomingSaved[key]--
|
||||
if incomingSaved[key] == 0 {
|
||||
taskQueue = append(taskQueue, key)
|
||||
}
|
||||
}
|
||||
for len(tasks) < 5 && len(taskQueue) > 0 {
|
||||
var next string
|
||||
if nxt, q := popMinimumString(taskQueue); q != nil {
|
||||
next = nxt
|
||||
taskQueue = q
|
||||
tasks = append(tasks, task{time: currentTime + int([]byte(next)[0]) - 4, task: next})
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("Part 2: %v\n", currentTime)
|
||||
}
|
||||
1
2018-go/day_08/input
Normal file
1
2018-go/day_08/input
Normal file
File diff suppressed because one or more lines are too long
81
2018-go/day_08/main.go
Normal file
81
2018-go/day_08/main.go
Normal file
@@ -0,0 +1,81 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"strconv"
|
||||
"strings"
|
||||
)
|
||||
|
||||
type node struct {
|
||||
children []*node
|
||||
metadata []int
|
||||
}
|
||||
|
||||
func treeRecursiveBuild(info *[]int) (*node, int) {
|
||||
n := &node{}
|
||||
metaSum := 0
|
||||
childNum := (*info)[0]
|
||||
metaNum := (*info)[1]
|
||||
|
||||
*info = (*info)[2:]
|
||||
|
||||
for i := 0; i < childNum; i++ {
|
||||
children, s := treeRecursiveBuild(info)
|
||||
metaSum += s
|
||||
n.children = append(n.children, children)
|
||||
}
|
||||
|
||||
for i := 0; i < metaNum; i++ {
|
||||
metaSum += (*info)[0]
|
||||
n.metadata = append(n.metadata, (*info)[0])
|
||||
if len(*info) > 0 {
|
||||
*info = (*info)[1:]
|
||||
}
|
||||
}
|
||||
|
||||
return n, metaSum
|
||||
}
|
||||
|
||||
func (n *node) value() int {
|
||||
value := 0
|
||||
if len(n.children) == 0 {
|
||||
for _, m := range n.metadata {
|
||||
value += m
|
||||
}
|
||||
} else {
|
||||
for _, m := range n.metadata {
|
||||
if m <= len(n.children) {
|
||||
value += n.children[m-1].value()
|
||||
}
|
||||
}
|
||||
}
|
||||
return value
|
||||
}
|
||||
|
||||
func main() {
|
||||
var info []int
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
scan.Scan()
|
||||
line := scan.Text()
|
||||
|
||||
for _, n := range strings.Split(line, " ") {
|
||||
num, _ := strconv.Atoi(n)
|
||||
info = append(info, num)
|
||||
}
|
||||
|
||||
root, metaSum := treeRecursiveBuild(&info)
|
||||
|
||||
fmt.Printf("Part One: %v\n", metaSum)
|
||||
|
||||
fmt.Printf("Part Two: %v\n", root.value())
|
||||
|
||||
}
|
||||
1
2018-go/day_09/input
Normal file
1
2018-go/day_09/input
Normal file
@@ -0,0 +1 @@
|
||||
405 players; last marble is worth 70953 points
|
||||
93
2018-go/day_09/main.go
Normal file
93
2018-go/day_09/main.go
Normal file
@@ -0,0 +1,93 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
)
|
||||
|
||||
type marble struct {
|
||||
left *marble
|
||||
right *marble
|
||||
value uint64
|
||||
}
|
||||
|
||||
func (m *marble) placeMarble(newMarbleValue uint64) *marble {
|
||||
var newMarble = marble{left: m.right, right: m.right.right, value: newMarbleValue}
|
||||
|
||||
m.right.right.left = &newMarble
|
||||
m.right.right = &newMarble
|
||||
|
||||
return &newMarble
|
||||
}
|
||||
|
||||
func (m *marble) removeCurrentMarble() (*marble, uint64) {
|
||||
val := m.value
|
||||
|
||||
m.left.right = m.right
|
||||
m.right.left = m.left
|
||||
|
||||
return m.right, val
|
||||
}
|
||||
|
||||
func (m *marble) changeCurrentMarble(clockwiseMove int) *marble {
|
||||
var newCurrentMarble = m
|
||||
if clockwiseMove > 0 {
|
||||
for i := 0; i < clockwiseMove; i++ {
|
||||
newCurrentMarble = newCurrentMarble.right
|
||||
}
|
||||
} else {
|
||||
for i := 0; i > clockwiseMove; i-- {
|
||||
newCurrentMarble = newCurrentMarble.left
|
||||
}
|
||||
}
|
||||
return newCurrentMarble
|
||||
}
|
||||
|
||||
func main() {
|
||||
var elfs, currentElf int
|
||||
var currentMarbleValue, lastMarbleValue, maxPoint uint64
|
||||
var currentMarble = &marble{left: nil, right: nil, value: 0}
|
||||
elfsPoint := make(map[int]uint64)
|
||||
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
scan.Scan()
|
||||
line := scan.Text()
|
||||
fmt.Sscanf(line, "%d players; last marble is worth %d points", &elfs, &lastMarbleValue)
|
||||
|
||||
//Part Two: uncomment next line
|
||||
//lastMarbleValue *= 100
|
||||
|
||||
for i := 0; i < elfs; i++ {
|
||||
elfsPoint[i] = 0
|
||||
}
|
||||
|
||||
currentMarble.left = currentMarble
|
||||
currentMarble.right = currentMarble
|
||||
|
||||
for currentMarbleValue < lastMarbleValue {
|
||||
currentMarbleValue++
|
||||
if currentMarbleValue%23 == 0 {
|
||||
var val uint64
|
||||
currentMarble = currentMarble.changeCurrentMarble(-7)
|
||||
currentMarble, val = currentMarble.removeCurrentMarble()
|
||||
elfsPoint[currentElf] += (currentMarbleValue + val)
|
||||
if elfsPoint[currentElf] > maxPoint {
|
||||
maxPoint = elfsPoint[currentElf]
|
||||
}
|
||||
} else {
|
||||
currentMarble = currentMarble.placeMarble(currentMarbleValue)
|
||||
}
|
||||
currentElf = (currentElf + 1) % elfs
|
||||
}
|
||||
|
||||
fmt.Printf("Part One/Two: %v\n", maxPoint)
|
||||
|
||||
}
|
||||
367
2018-go/day_10/input
Normal file
367
2018-go/day_10/input
Normal file
@@ -0,0 +1,367 @@
|
||||
position=< 52484, -20780> velocity=<-5, 2>
|
||||
position=<-52068, 31483> velocity=< 5, -3>
|
||||
position=< 21120, 52398> velocity=<-2, -5>
|
||||
position=<-10264, -31236> velocity=< 1, 3>
|
||||
position=< 52501, 52392> velocity=<-5, -5>
|
||||
position=<-31144, 52394> velocity=< 3, -5>
|
||||
position=<-41603, 21031> velocity=< 4, -2>
|
||||
position=<-41630, -31239> velocity=< 4, 3>
|
||||
position=< 21126, -20780> velocity=<-2, 2>
|
||||
position=<-31150, -10326> velocity=< 3, 1>
|
||||
position=<-41598, 21033> velocity=< 4, -2>
|
||||
position=<-10252, -20787> velocity=< 1, 2>
|
||||
position=<-20677, -52149> velocity=< 2, 5>
|
||||
position=< 21102, -31236> velocity=<-2, 3>
|
||||
position=<-20734, 41942> velocity=< 2, -4>
|
||||
position=< 42018, -41696> velocity=<-4, 4>
|
||||
position=<-52071, -41691> velocity=< 5, 4>
|
||||
position=<-20720, -41693> velocity=< 2, 4>
|
||||
position=<-20710, 10574> velocity=< 2, -1>
|
||||
position=< 31540, 10578> velocity=<-3, -1>
|
||||
position=< 31581, -41693> velocity=<-3, 4>
|
||||
position=< 31540, 10576> velocity=<-3, -1>
|
||||
position=<-31184, 31490> velocity=< 3, -3>
|
||||
position=<-31168, -41689> velocity=< 3, 4>
|
||||
position=<-41641, 10575> velocity=< 4, -1>
|
||||
position=<-41590, 41940> velocity=< 4, -4>
|
||||
position=<-31179, -41695> velocity=< 3, 4>
|
||||
position=<-10232, 31481> velocity=< 1, -3>
|
||||
position=< 42012, 31481> velocity=<-4, -3>
|
||||
position=<-31192, 31486> velocity=< 3, -3>
|
||||
position=< 10685, 21029> velocity=<-1, -2>
|
||||
position=< 31535, -41692> velocity=<-3, 4>
|
||||
position=< 31561, 41942> velocity=<-3, -4>
|
||||
position=<-20719, 31481> velocity=< 2, -3>
|
||||
position=< 42007, 10581> velocity=<-4, -1>
|
||||
position=<-20726, 21027> velocity=< 2, -2>
|
||||
position=<-31136, 21034> velocity=< 3, -2>
|
||||
position=< 10680, -31241> velocity=<-1, 3>
|
||||
position=< 31559, 21027> velocity=<-3, -2>
|
||||
position=< 21088, -20780> velocity=<-2, 2>
|
||||
position=< 52472, 41939> velocity=<-5, -4>
|
||||
position=< 21126, -41692> velocity=<-2, 4>
|
||||
position=<-10268, 41937> velocity=< 1, -4>
|
||||
position=< 31551, 52393> velocity=<-3, -5>
|
||||
position=<-52097, 10578> velocity=< 5, -1>
|
||||
position=<-52087, -52145> velocity=< 5, 5>
|
||||
position=<-10223, 21034> velocity=< 1, -2>
|
||||
position=< 52483, -20785> velocity=<-5, 2>
|
||||
position=< 10660, -20780> velocity=<-1, 2>
|
||||
position=< 10648, -41694> velocity=<-1, 4>
|
||||
position=< 41988, -31239> velocity=<-4, 3>
|
||||
position=< 42010, -52149> velocity=<-4, 5>
|
||||
position=< 52440, -10327> velocity=<-5, 1>
|
||||
position=< 41991, 41943> velocity=<-4, -4>
|
||||
position=< 10636, -52142> velocity=<-1, 5>
|
||||
position=<-52071, -52146> velocity=< 5, 5>
|
||||
position=< 10672, -31237> velocity=<-1, 3>
|
||||
position=<-52095, 31484> velocity=< 5, -3>
|
||||
position=< 31568, -41688> velocity=<-3, 4>
|
||||
position=<-10236, -10331> velocity=< 1, 1>
|
||||
position=<-52095, 21031> velocity=< 5, -2>
|
||||
position=<-31187, 21027> velocity=< 3, -2>
|
||||
position=< 31577, 21036> velocity=<-3, -2>
|
||||
position=<-10284, -20784> velocity=< 1, 2>
|
||||
position=<-10271, -20783> velocity=< 1, 2>
|
||||
position=< 10650, -10335> velocity=<-1, 1>
|
||||
position=<-20706, -41694> velocity=< 2, 4>
|
||||
position=< 10636, 31490> velocity=<-1, -3>
|
||||
position=<-41590, 21028> velocity=< 4, -2>
|
||||
position=< 52480, -52142> velocity=<-5, 5>
|
||||
position=<-52050, -31239> velocity=< 5, 3>
|
||||
position=<-31183, -10326> velocity=< 3, 1>
|
||||
position=< 42038, 52393> velocity=<-4, -5>
|
||||
position=<-31176, 31486> velocity=< 3, -3>
|
||||
position=<-10276, 10581> velocity=< 1, -1>
|
||||
position=<-31168, -31236> velocity=< 3, 3>
|
||||
position=< 41986, -52151> velocity=<-4, 5>
|
||||
position=< 10656, 52398> velocity=<-1, -5>
|
||||
position=< 42046, 52393> velocity=<-4, -5>
|
||||
position=<-31139, 41936> velocity=< 3, -4>
|
||||
position=< 41991, -20786> velocity=<-4, 2>
|
||||
position=<-10243, 21033> velocity=< 1, -2>
|
||||
position=<-41641, 31488> velocity=< 4, -3>
|
||||
position=<-52095, 21032> velocity=< 5, -2>
|
||||
position=<-20728, 31490> velocity=< 2, -3>
|
||||
position=<-31163, -31237> velocity=< 3, 3>
|
||||
position=< 41999, 52392> velocity=<-4, -5>
|
||||
position=<-10279, 31485> velocity=< 1, -3>
|
||||
position=<-10275, 31481> velocity=< 1, -3>
|
||||
position=< 52484, 21030> velocity=<-5, -2>
|
||||
position=< 31537, -20785> velocity=<-3, 2>
|
||||
position=< 52493, -52148> velocity=<-5, 5>
|
||||
position=< 21129, -52147> velocity=<-2, 5>
|
||||
position=<-10241, 52398> velocity=< 1, -5>
|
||||
position=<-10279, 31489> velocity=< 1, -3>
|
||||
position=< 52496, -10330> velocity=<-5, 1>
|
||||
position=< 10651, -41692> velocity=<-1, 4>
|
||||
position=< 52480, -10326> velocity=<-5, 1>
|
||||
position=<-41596, 41939> velocity=< 4, -4>
|
||||
position=<-31174, -52151> velocity=< 3, 5>
|
||||
position=< 42014, -41692> velocity=<-4, 4>
|
||||
position=< 41986, -10334> velocity=<-4, 1>
|
||||
position=< 10656, -20781> velocity=<-1, 2>
|
||||
position=< 31564, 41935> velocity=<-3, -4>
|
||||
position=<-20717, -20787> velocity=< 2, 2>
|
||||
position=< 31540, -20789> velocity=<-3, 2>
|
||||
position=<-10265, -41692> velocity=< 1, 4>
|
||||
position=<-10260, 41940> velocity=< 1, -4>
|
||||
position=<-10247, -10326> velocity=< 1, 1>
|
||||
position=< 21094, -10328> velocity=<-2, 1>
|
||||
position=<-41646, -52142> velocity=< 4, 5>
|
||||
position=<-10284, 52395> velocity=< 1, -5>
|
||||
position=< 21086, 52394> velocity=<-2, -5>
|
||||
position=< 52500, -31239> velocity=<-5, 3>
|
||||
position=<-20689, -41697> velocity=< 2, 4>
|
||||
position=<-41636, 52389> velocity=< 4, -5>
|
||||
position=< 42026, 41943> velocity=<-4, -4>
|
||||
position=< 31549, -31239> velocity=<-3, 3>
|
||||
position=< 52488, 52398> velocity=<-5, -5>
|
||||
position=< 21086, -52145> velocity=<-2, 5>
|
||||
position=< 31573, -31237> velocity=<-3, 3>
|
||||
position=< 21139, 10573> velocity=<-2, -1>
|
||||
position=<-31188, -20781> velocity=< 3, 2>
|
||||
position=< 52488, 21035> velocity=<-5, -2>
|
||||
position=<-10273, 52398> velocity=< 1, -5>
|
||||
position=<-41642, 10581> velocity=< 4, -1>
|
||||
position=< 42034, -10328> velocity=<-4, 1>
|
||||
position=<-31187, 31489> velocity=< 3, -3>
|
||||
position=< 41994, -10328> velocity=<-4, 1>
|
||||
position=< 21110, -41692> velocity=<-2, 4>
|
||||
position=< 41994, -31236> velocity=<-4, 3>
|
||||
position=< 31532, -41692> velocity=<-3, 4>
|
||||
position=<-41645, -41696> velocity=< 4, 4>
|
||||
position=<-41617, -52148> velocity=< 4, 5>
|
||||
position=< 42027, 21036> velocity=<-4, -2>
|
||||
position=<-10268, 21029> velocity=< 1, -2>
|
||||
position=<-41614, -20785> velocity=< 4, 2>
|
||||
position=< 21097, -31238> velocity=<-2, 3>
|
||||
position=< 10645, 10575> velocity=<-1, -1>
|
||||
position=<-10243, 41944> velocity=< 1, -4>
|
||||
position=< 21118, 21034> velocity=<-2, -2>
|
||||
position=< 41994, -41691> velocity=<-4, 4>
|
||||
position=< 21083, -31240> velocity=<-2, 3>
|
||||
position=<-41596, 52389> velocity=< 4, -5>
|
||||
position=<-31172, -10328> velocity=< 3, 1>
|
||||
position=< 52464, 41944> velocity=<-5, -4>
|
||||
position=<-31176, 52398> velocity=< 3, -5>
|
||||
position=< 10669, -10326> velocity=<-1, 1>
|
||||
position=<-31172, -10328> velocity=< 3, 1>
|
||||
position=< 10653, 41940> velocity=<-1, -4>
|
||||
position=<-10242, -20784> velocity=< 1, 2>
|
||||
position=<-10279, -31234> velocity=< 1, 3>
|
||||
position=< 21134, 10573> velocity=<-2, -1>
|
||||
position=<-31160, -31239> velocity=< 3, 3>
|
||||
position=< 21126, 41935> velocity=<-2, -4>
|
||||
position=<-41617, 31485> velocity=< 4, -3>
|
||||
position=<-10279, 10574> velocity=< 1, -1>
|
||||
position=< 10672, 21027> velocity=<-1, -2>
|
||||
position=< 42022, -20780> velocity=<-4, 2>
|
||||
position=<-52100, 10573> velocity=< 5, -1>
|
||||
position=<-52052, -20788> velocity=< 5, 2>
|
||||
position=< 52461, 31489> velocity=<-5, -3>
|
||||
position=< 10672, 10577> velocity=<-1, -1>
|
||||
position=< 21094, -10334> velocity=<-2, 1>
|
||||
position=<-52074, -31238> velocity=< 5, 3>
|
||||
position=<-10249, 10582> velocity=< 1, -1>
|
||||
position=< 52480, -31235> velocity=<-5, 3>
|
||||
position=< 42042, 10582> velocity=<-4, -1>
|
||||
position=< 52496, 31481> velocity=<-5, -3>
|
||||
position=<-31136, 10578> velocity=< 3, -1>
|
||||
position=<-52095, -41695> velocity=< 5, 4>
|
||||
position=< 52460, 21027> velocity=<-5, -2>
|
||||
position=< 21107, -41695> velocity=<-2, 4>
|
||||
position=<-52051, -52147> velocity=< 5, 5>
|
||||
position=< 31564, 31487> velocity=<-3, -3>
|
||||
position=< 52481, -31237> velocity=<-5, 3>
|
||||
position=<-20722, -31241> velocity=< 2, 3>
|
||||
position=<-20735, -41692> velocity=< 2, 4>
|
||||
position=<-52079, 52390> velocity=< 5, -5>
|
||||
position=< 41994, -52142> velocity=<-4, 5>
|
||||
position=< 52497, -20785> velocity=<-5, 2>
|
||||
position=<-41638, 10577> velocity=< 4, -1>
|
||||
position=<-31175, -20789> velocity=< 3, 2>
|
||||
position=<-20719, 21031> velocity=< 2, -2>
|
||||
position=< 52460, 52389> velocity=<-5, -5>
|
||||
position=<-31136, -31237> velocity=< 3, 3>
|
||||
position=< 21086, 52397> velocity=<-2, -5>
|
||||
position=<-52084, 21027> velocity=< 5, -2>
|
||||
position=< 41994, -41694> velocity=<-4, 4>
|
||||
position=<-20706, 31486> velocity=< 2, -3>
|
||||
position=<-20682, -52147> velocity=< 2, 5>
|
||||
position=< 41999, 41942> velocity=<-4, -4>
|
||||
position=< 41994, -52151> velocity=<-4, 5>
|
||||
position=< 41986, 41943> velocity=<-4, -4>
|
||||
position=<-20738, -20788> velocity=< 2, 2>
|
||||
position=< 52464, -20780> velocity=<-5, 2>
|
||||
position=< 31543, 31485> velocity=<-3, -3>
|
||||
position=< 52448, -10334> velocity=<-5, 1>
|
||||
position=<-20713, 31486> velocity=< 2, -3>
|
||||
position=< 21099, 10576> velocity=<-2, -1>
|
||||
position=< 52440, 31490> velocity=<-5, -3>
|
||||
position=< 52441, -31241> velocity=<-5, 3>
|
||||
position=< 42002, -52147> velocity=<-4, 5>
|
||||
position=< 52469, 31483> velocity=<-5, -3>
|
||||
position=< 10658, -41688> velocity=<-1, 4>
|
||||
position=<-10273, 21031> velocity=< 1, -2>
|
||||
position=<-52083, -10331> velocity=< 5, 1>
|
||||
position=<-52044, -31234> velocity=< 5, 3>
|
||||
position=< 21110, 31482> velocity=<-2, -3>
|
||||
position=<-41590, -52145> velocity=< 4, 5>
|
||||
position=<-20689, 10577> velocity=< 2, -1>
|
||||
position=< 31593, -41697> velocity=<-3, 4>
|
||||
position=< 10673, 41935> velocity=<-1, -4>
|
||||
position=<-20677, -10331> velocity=< 2, 1>
|
||||
position=< 52469, 41940> velocity=<-5, -4>
|
||||
position=< 31593, -31242> velocity=<-3, 3>
|
||||
position=< 52467, -41697> velocity=<-5, 4>
|
||||
position=< 42007, 10582> velocity=<-4, -1>
|
||||
position=<-31173, -41692> velocity=< 3, 4>
|
||||
position=< 21083, 21032> velocity=<-2, -2>
|
||||
position=<-20730, 41939> velocity=< 2, -4>
|
||||
position=< 31574, -10335> velocity=<-3, 1>
|
||||
position=< 21139, -52143> velocity=<-2, 5>
|
||||
position=<-52099, -52150> velocity=< 5, 5>
|
||||
position=<-10252, 52398> velocity=< 1, -5>
|
||||
position=< 42047, 21029> velocity=<-4, -2>
|
||||
position=< 42030, 31484> velocity=<-4, -3>
|
||||
position=<-10268, -41697> velocity=< 1, 4>
|
||||
position=< 21080, 31484> velocity=<-2, -3>
|
||||
position=< 41997, 41935> velocity=<-4, -4>
|
||||
position=< 10653, -41693> velocity=<-1, 4>
|
||||
position=< 21089, -52142> velocity=<-2, 5>
|
||||
position=< 10652, 31486> velocity=<-1, -3>
|
||||
position=< 21107, -52145> velocity=<-2, 5>
|
||||
position=<-20718, -10335> velocity=< 2, 1>
|
||||
position=< 21094, 41941> velocity=<-2, -4>
|
||||
position=< 21097, 41935> velocity=<-2, -4>
|
||||
position=< 10624, -20785> velocity=<-1, 2>
|
||||
position=< 21078, -10328> velocity=<-2, 1>
|
||||
position=< 52464, 41938> velocity=<-5, -4>
|
||||
position=< 42006, 21031> velocity=<-4, -2>
|
||||
position=< 10675, -20789> velocity=<-1, 2>
|
||||
position=<-20677, 52396> velocity=< 2, -5>
|
||||
position=<-52095, 52396> velocity=< 5, -5>
|
||||
position=< 21079, -10333> velocity=<-2, 1>
|
||||
position=<-41589, 10577> velocity=< 4, -1>
|
||||
position=< 31556, -41691> velocity=<-3, 4>
|
||||
position=< 31545, 31482> velocity=<-3, -3>
|
||||
position=< 10644, 31487> velocity=<-1, -3>
|
||||
position=<-20706, -41690> velocity=< 2, 4>
|
||||
position=<-10266, 31481> velocity=< 1, -3>
|
||||
position=< 21087, -41693> velocity=<-2, 4>
|
||||
position=<-10239, -41695> velocity=< 1, 4>
|
||||
position=<-52090, 21031> velocity=< 5, -2>
|
||||
position=<-10236, 10578> velocity=< 1, -1>
|
||||
position=<-10236, 41942> velocity=< 1, -4>
|
||||
position=< 21086, 31483> velocity=<-2, -3>
|
||||
position=<-31176, -10330> velocity=< 3, 1>
|
||||
position=< 31574, -10330> velocity=<-3, 1>
|
||||
position=<-41598, 31482> velocity=< 4, -3>
|
||||
position=<-52087, -52144> velocity=< 5, 5>
|
||||
position=< 21090, -31243> velocity=<-2, 3>
|
||||
position=<-20695, -41693> velocity=< 2, 4>
|
||||
position=< 31574, -41692> velocity=<-3, 4>
|
||||
position=<-10240, -52148> velocity=< 1, 5>
|
||||
position=< 42042, 31481> velocity=<-4, -3>
|
||||
position=< 41986, 31481> velocity=<-4, -3>
|
||||
position=< 52484, -10326> velocity=<-5, 1>
|
||||
position=< 31593, -10330> velocity=<-3, 1>
|
||||
position=< 31548, 52398> velocity=<-3, -5>
|
||||
position=<-20719, 21027> velocity=< 2, -2>
|
||||
position=<-20697, -31243> velocity=< 2, 3>
|
||||
position=< 10680, -20781> velocity=<-1, 2>
|
||||
position=<-52088, 21031> velocity=< 5, -2>
|
||||
position=<-31176, 41943> velocity=< 3, -4>
|
||||
position=< 41996, -52147> velocity=<-4, 5>
|
||||
position=<-31176, 41944> velocity=< 3, -4>
|
||||
position=<-52056, -41697> velocity=< 5, 4>
|
||||
position=< 31593, 41944> velocity=<-3, -4>
|
||||
position=< 21099, -41695> velocity=<-2, 4>
|
||||
position=<-20697, -31243> velocity=< 2, 3>
|
||||
position=< 31588, 41938> velocity=<-3, -4>
|
||||
position=<-20728, 21031> velocity=< 2, -2>
|
||||
position=<-31149, 21027> velocity=< 3, -2>
|
||||
position=<-10223, -10329> velocity=< 1, 1>
|
||||
position=<-10236, 21034> velocity=< 1, -2>
|
||||
position=< 10632, -10333> velocity=<-1, 1>
|
||||
position=< 10680, 10581> velocity=<-1, -1>
|
||||
position=<-41641, -41688> velocity=< 4, 4>
|
||||
position=< 31545, -41696> velocity=<-3, 4>
|
||||
position=<-31139, 41937> velocity=< 3, -4>
|
||||
position=<-31189, 52395> velocity=< 3, -5>
|
||||
position=< 42036, -10335> velocity=<-4, 1>
|
||||
position=< 41998, 31485> velocity=<-4, -3>
|
||||
position=<-41637, -10326> velocity=< 4, 1>
|
||||
position=<-20682, -20787> velocity=< 2, 2>
|
||||
position=<-10241, 31490> velocity=< 1, -3>
|
||||
position=< 21135, -31239> velocity=<-2, 3>
|
||||
position=< 31561, -31240> velocity=<-3, 3>
|
||||
position=<-31192, -20786> velocity=< 3, 2>
|
||||
position=<-10236, 41944> velocity=< 1, -4>
|
||||
position=<-52059, -41697> velocity=< 5, 4>
|
||||
position=<-20733, -20787> velocity=< 2, 2>
|
||||
position=< 31540, -20781> velocity=<-3, 2>
|
||||
position=<-52055, 10573> velocity=< 5, -1>
|
||||
position=<-31152, -31236> velocity=< 3, 3>
|
||||
position=< 52496, -31240> velocity=<-5, 3>
|
||||
position=<-52052, 31484> velocity=< 5, -3>
|
||||
position=< 52453, 41940> velocity=<-5, -4>
|
||||
position=<-41646, -10333> velocity=< 4, 1>
|
||||
position=< 42042, 41941> velocity=<-4, -4>
|
||||
position=<-31131, 21036> velocity=< 3, -2>
|
||||
position=<-10281, -52145> velocity=< 1, 5>
|
||||
position=<-41598, 31485> velocity=< 4, -3>
|
||||
position=<-31179, -10327> velocity=< 3, 1>
|
||||
position=< 41988, -10332> velocity=<-4, 1>
|
||||
position=< 52456, 41936> velocity=<-5, -4>
|
||||
position=<-41595, -10335> velocity=< 4, 1>
|
||||
position=< 52445, 52390> velocity=<-5, -5>
|
||||
position=<-20693, 31483> velocity=< 2, -3>
|
||||
position=<-41630, 31484> velocity=< 4, -3>
|
||||
position=< 41986, 10581> velocity=<-4, -1>
|
||||
position=<-20734, 21035> velocity=< 2, -2>
|
||||
position=<-10223, 52395> velocity=< 1, -5>
|
||||
position=< 42012, -31238> velocity=<-4, 3>
|
||||
position=< 52445, -31237> velocity=<-5, 3>
|
||||
position=< 21110, -20784> velocity=<-2, 2>
|
||||
position=<-31179, -10328> velocity=< 3, 1>
|
||||
position=<-10251, 41944> velocity=< 1, -4>
|
||||
position=< 31593, 21028> velocity=<-3, -2>
|
||||
position=<-31167, -52150> velocity=< 3, 5>
|
||||
position=< 42003, -52151> velocity=<-4, 5>
|
||||
position=< 52485, -10334> velocity=<-5, 1>
|
||||
position=<-20690, -20786> velocity=< 2, 2>
|
||||
position=< 10625, -31242> velocity=<-1, 3>
|
||||
position=<-52087, -10332> velocity=< 5, 1>
|
||||
position=< 10672, -20783> velocity=<-1, 2>
|
||||
position=< 42026, 31489> velocity=<-4, -3>
|
||||
position=< 10672, 41937> velocity=<-1, -4>
|
||||
position=< 41995, -41697> velocity=<-4, 4>
|
||||
position=< 31572, 31481> velocity=<-3, -3>
|
||||
position=<-20688, 52389> velocity=< 2, -5>
|
||||
position=<-20725, 10574> velocity=< 2, -1>
|
||||
position=<-10260, -10328> velocity=< 1, 1>
|
||||
position=< 10685, 21034> velocity=<-1, -2>
|
||||
position=< 52499, 10577> velocity=<-5, -1>
|
||||
position=< 31536, 31488> velocity=<-3, -3>
|
||||
position=<-10260, 41941> velocity=< 1, -4>
|
||||
position=<-52089, -20789> velocity=< 5, 2>
|
||||
position=< 41994, 21034> velocity=<-4, -2>
|
||||
position=< 31549, -52147> velocity=<-3, 5>
|
||||
position=< 31564, -10328> velocity=<-3, 1>
|
||||
position=< 10645, 41943> velocity=<-1, -4>
|
||||
position=<-31168, -52147> velocity=< 3, 5>
|
||||
position=<-31187, 21034> velocity=< 3, -2>
|
||||
position=<-41598, -31241> velocity=< 4, 3>
|
||||
position=< 10653, 21035> velocity=<-1, -2>
|
||||
position=< 31576, 52398> velocity=<-3, -5>
|
||||
position=<-10249, 10582> velocity=< 1, -1>
|
||||
position=<-31136, -31240> velocity=< 3, 3>
|
||||
position=<-20712, -52151> velocity=< 2, 5>
|
||||
position=<-10279, 10579> velocity=< 1, -1>
|
||||
position=< 52469, -10326> velocity=<-5, 1>
|
||||
position=< 21103, -20784> velocity=<-2, 2>
|
||||
position=< 21136, -20785> velocity=<-2, 2>
|
||||
position=<-41605, -52142> velocity=< 4, 5>
|
||||
position=< 31551, -52147> velocity=<-3, 5>
|
||||
33
2018-go/day_10/main.go
Normal file
33
2018-go/day_10/main.go
Normal file
@@ -0,0 +1,33 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
)
|
||||
|
||||
type point struct {
|
||||
x, y int
|
||||
Vx, Vy int
|
||||
}
|
||||
|
||||
func main() {
|
||||
var points []*point
|
||||
|
||||
file, err := os.Open("./input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scan := bufio.NewScanner(file)
|
||||
for scan.Scan() {
|
||||
var p *point
|
||||
|
||||
line := scan.Text()
|
||||
fmt.Sscanf(line, "position=<%d, %d> velocity=<%d, %d>", &p.x, &p.y, &p.Vx, &p.Vy)
|
||||
|
||||
points = append(points, p)
|
||||
}
|
||||
}
|
||||
110
2018-go/day_10/prova.go
Normal file
110
2018-go/day_10/prova.go
Normal file
@@ -0,0 +1,110 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
)
|
||||
|
||||
type point struct {
|
||||
x, y int
|
||||
vx, vy int
|
||||
}
|
||||
|
||||
func print(points []*point, xrange, yrange, x, y int) {
|
||||
var res = make([][]string, yrange+1)
|
||||
for i := range res {
|
||||
res[i] = make([]string, xrange+1)
|
||||
}
|
||||
for i := 0; i < xrange+1; i++ {
|
||||
for j := 0; j < yrange+1; j++ {
|
||||
res[j][i] = " "
|
||||
}
|
||||
}
|
||||
for _, p := range points {
|
||||
res[(*p).y-y][(*p).x-x] = "*"
|
||||
}
|
||||
fmt.Println("Part 1: ")
|
||||
for _, row := range res {
|
||||
fmt.Println(row)
|
||||
}
|
||||
}
|
||||
|
||||
func min(a, b int) int {
|
||||
if a < b {
|
||||
return a
|
||||
}
|
||||
return b
|
||||
}
|
||||
|
||||
func max(a, b int) int {
|
||||
if a > b {
|
||||
return a
|
||||
}
|
||||
return b
|
||||
}
|
||||
|
||||
func move(points []*point, x, X, y, Y *int) {
|
||||
var tx, tX, ty, tY int = 2147483647, -2147483648, 2147483647, -2147483648
|
||||
for _, val := range points {
|
||||
(*val).x += (*val).vx
|
||||
(*val).y += (*val).vy
|
||||
tx = min(tx, (*val).x)
|
||||
tX = max(tX, (*val).x)
|
||||
ty = min(ty, (*val).y)
|
||||
tY = max(tY, (*val).y)
|
||||
}
|
||||
*x, *X, *y, *Y = tx, tX, ty, tY
|
||||
}
|
||||
|
||||
func main() {
|
||||
|
||||
file, err := os.Open("input")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer file.Close()
|
||||
|
||||
scanner := bufio.NewScanner(file)
|
||||
|
||||
var points []*point
|
||||
|
||||
var x, X, y, Y int = 2147483647, -2147483648, 2147483647, -2147483648
|
||||
|
||||
for scanner.Scan() {
|
||||
p := new(point)
|
||||
line := scanner.Text()
|
||||
fmt.Sscanf(line, "position=<%d, %d> velocity=<%d, %d>", &p.x, &p.y, &p.vx, &p.vy)
|
||||
points = append(points, p)
|
||||
x = min(x, (*p).x)
|
||||
X = max(X, (*p).x)
|
||||
y = min(y, (*p).y)
|
||||
Y = max(Y, (*p).y)
|
||||
}
|
||||
|
||||
var minAt, minVal int
|
||||
minVal = (X - x) + (Y - y)
|
||||
|
||||
for i := 1; i <= 100000; i++ {
|
||||
move(points, &x, &X, &y, &Y)
|
||||
current := (X - x) + (Y - y)
|
||||
if current < minVal {
|
||||
minVal = current
|
||||
minAt = i
|
||||
}
|
||||
}
|
||||
|
||||
var tx, tX, ty, tY int = 2147483647, -2147483648, 2147483647, -2147483648
|
||||
for _, p := range points {
|
||||
(*p).x = (*p).x - (100000-minAt)*(*p).vx
|
||||
(*p).y = (*p).y - (100000-minAt)*(*p).vy
|
||||
tx = min(tx, (*p).x)
|
||||
tX = max(tX, (*p).x)
|
||||
ty = min(ty, (*p).y)
|
||||
tY = max(tY, (*p).y)
|
||||
}
|
||||
|
||||
print(points, tX-tx, tY-ty, tx, ty)
|
||||
fmt.Printf("Part 2: %v\n", minAt)
|
||||
}
|
||||
98
2018-go/day_11/main.go
Normal file
98
2018-go/day_11/main.go
Normal file
@@ -0,0 +1,98 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"math"
|
||||
)
|
||||
|
||||
const gridSize int = 300
|
||||
const gridSerial int = 7347
|
||||
|
||||
func cellPower(x int, y int, serial int) int {
|
||||
rackID := x + 1 + 10
|
||||
powerLevel := rackID * (y + 1)
|
||||
powerLevel += serial
|
||||
powerLevel *= rackID
|
||||
powerLevel %= int(math.Pow(10, 3))
|
||||
powerLevel /= int(math.Pow(10, 2))
|
||||
|
||||
return powerLevel
|
||||
}
|
||||
|
||||
func maxPowerSquare(powerGrid *[gridSize][gridSize]int, powerGridCheck *[gridSize][gridSize]bool, size int, res chan<- [4]int) {
|
||||
maxSum := 0
|
||||
maxSumCheck := false
|
||||
maxX, maxY := 0, 0
|
||||
|
||||
for x := 0; x < gridSize-size+1; x++ {
|
||||
for y := 0; y < gridSize-size+1; y++ {
|
||||
powerSum := 0
|
||||
for xi := x; xi < x+size; xi++ {
|
||||
for yi := y; yi < y+size; yi++ {
|
||||
if !powerGridCheck[xi][yi] {
|
||||
powerGrid[xi][yi] = cellPower(xi, yi, gridSerial)
|
||||
powerGridCheck[xi][yi] = true
|
||||
}
|
||||
powerSum += powerGrid[xi][yi]
|
||||
}
|
||||
}
|
||||
if powerSum > maxSum || !maxSumCheck {
|
||||
maxSum = powerSum
|
||||
maxSumCheck = true
|
||||
maxX = x
|
||||
maxY = y
|
||||
}
|
||||
}
|
||||
}
|
||||
res <- [4]int{size, maxSum, maxX + 1, maxY + 1}
|
||||
}
|
||||
|
||||
func main() {
|
||||
|
||||
var powerGrid [gridSize][gridSize]int
|
||||
var powerGridCheck [gridSize][gridSize]bool
|
||||
var res = make(chan [4]int)
|
||||
|
||||
go func() {
|
||||
maxPowerSquare(&powerGrid, &powerGridCheck, 3, res)
|
||||
close(res)
|
||||
}()
|
||||
p1 := <-res
|
||||
fmt.Printf("Part One: %v,%v\n", p1[2], p1[3])
|
||||
|
||||
res = make(chan [4]int)
|
||||
for i := 0; i < gridSize; i++ {
|
||||
go func(i int) {
|
||||
maxPowerSquare(&powerGrid, &powerGridCheck, i, res)
|
||||
if i == gridSize-1 {
|
||||
close(res)
|
||||
}
|
||||
}(i)
|
||||
}
|
||||
|
||||
maxSum := 0
|
||||
maxSumCheck := false
|
||||
maxX, maxY := 0, 0
|
||||
maxSize := 0
|
||||
|
||||
for r := range res {
|
||||
fmt.Printf("Size: %v\t Sum: %v\t x: %v\t y: %v\n", r[0], r[1], r[2], r[3])
|
||||
if r[1] > maxSum || !maxSumCheck {
|
||||
maxSize = r[0]
|
||||
maxSum = r[1]
|
||||
maxSumCheck = true
|
||||
maxX = r[2]
|
||||
maxY = r[3]
|
||||
}
|
||||
}
|
||||
fmt.Printf("Part Two: %v,%v,%v\n", maxX, maxY, maxSize)
|
||||
|
||||
res = make(chan [4]int)
|
||||
go func() {
|
||||
maxPowerSquare(&powerGrid, &powerGridCheck, 299, res)
|
||||
close(res)
|
||||
}()
|
||||
p1 = <-res
|
||||
fmt.Printf("Part Two 299: %v,%v,%v\n", p1[1], p1[2], p1[3])
|
||||
|
||||
}
|
||||
77
2018-go/day_11/prova.go
Normal file
77
2018-go/day_11/prova.go
Normal file
@@ -0,0 +1,77 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"strconv"
|
||||
)
|
||||
|
||||
func calculate(i int, j int, memo *[][]int, ps *[][]int, input int) int {
|
||||
t := 0
|
||||
for x := i; x < i+3; x++ {
|
||||
for y := j; y < j+3; y++ {
|
||||
if (*memo)[y][x] != 0 {
|
||||
t += (*memo)[y][x]
|
||||
} else {
|
||||
id := x + 10
|
||||
serial := (id*y + input)
|
||||
hundreds := strconv.Itoa(serial * id)
|
||||
var result int
|
||||
if len(hundreds) >= 3 {
|
||||
result, _ = strconv.Atoi(string(hundreds[len(hundreds)-3]))
|
||||
}
|
||||
result -= 5
|
||||
t += result
|
||||
(*memo)[y][x] = result
|
||||
(*ps)[y][x] = result + (*ps)[y-1][x] + (*ps)[y][x-1] - (*ps)[y-1][x-1]
|
||||
}
|
||||
}
|
||||
}
|
||||
return t
|
||||
}
|
||||
|
||||
func main() {
|
||||
|
||||
input := 7347
|
||||
|
||||
var res, X, Y int
|
||||
|
||||
// technically memo isn't needed anymore but I added partial sums after
|
||||
// part 2 and didn't wanna clean up my code after for part 1
|
||||
memo := make([][]int, 301)
|
||||
partialSums := make([][]int, 301)
|
||||
for i := range memo {
|
||||
memo[i] = make([]int, 301)
|
||||
partialSums[i] = make([]int, 301)
|
||||
}
|
||||
|
||||
for i := 1; i <= 298; i++ {
|
||||
for j := 1; j <= 298; j++ {
|
||||
if c := calculate(i, j, &memo, &partialSums, input); c > res {
|
||||
res = c
|
||||
X = i
|
||||
Y = j
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("Part 1: %v, %v, %v\n", res, X, Y)
|
||||
|
||||
res = 0
|
||||
var sz int
|
||||
|
||||
for size := 1; size < 300; size++ {
|
||||
for i := size; i <= 300; i++ {
|
||||
for j := size; j <= 300; j++ {
|
||||
if c := partialSums[i][j] - partialSums[i-size][j] -
|
||||
partialSums[i][j-size] + partialSums[i-size][j-size]; c > res {
|
||||
res = c
|
||||
Y = i - size + 1
|
||||
X = j - size + 1
|
||||
sz = size
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("Part 2: %v, %v, %v, %v\n", res, X, Y, sz)
|
||||
}
|
||||
Reference in New Issue
Block a user