mirror of
https://github.com/Noettore/AdventOfCode.git
synced 2025-10-15 03:36:39 +02:00
Previous years crap.
Signed-off-by: Ettore Dreucci <ettore.dreucci@gmail.com>
This commit is contained in:
101
2018/day_07/input
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101
2018/day_07/input
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@@ -0,0 +1,101 @@
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Step Q must be finished before step I can begin.
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Step B must be finished before step M can begin.
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Step R must be finished before step F can begin.
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Step G must be finished before step S can begin.
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Step M must be finished before step A can begin.
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Step Z must be finished before step W can begin.
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Step J must be finished before step C can begin.
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Step K must be finished before step O can begin.
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Step C must be finished before step I can begin.
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Step Y must be finished before step L can begin.
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Step N must be finished before step P can begin.
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Step S must be finished before step X can begin.
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Step E must be finished before step U can begin.
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Step U must be finished before step V can begin.
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Step D must be finished before step F can begin.
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Step W must be finished before step H can begin.
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Step T must be finished before step I can begin.
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Step H must be finished before step V can begin.
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Step L must be finished before step O can begin.
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Step P must be finished before step A can begin.
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Step A must be finished before step I can begin.
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Step F must be finished before step O can begin.
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Step V must be finished before step X can begin.
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Step I must be finished before step O can begin.
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Step X must be finished before step O can begin.
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Step F must be finished before step V can begin.
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Step L must be finished before step P can begin.
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Step Y must be finished before step P can begin.
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Step Y must be finished before step X can begin.
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Step Y must be finished before step O can begin.
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Step D must be finished before step A can begin.
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Step T must be finished before step F can begin.
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Step W must be finished before step X can begin.
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Step R must be finished before step A can begin.
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Step E must be finished before step F can begin.
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Step H must be finished before step I can begin.
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Step K must be finished before step Y can begin.
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Step W must be finished before step P can begin.
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Step V must be finished before step O can begin.
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Step N must be finished before step E can begin.
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Step L must be finished before step I can begin.
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Step B must be finished before step G can begin.
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Step D must be finished before step T can begin.
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Step J must be finished before step L can begin.
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Step M must be finished before step Y can begin.
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Step T must be finished before step A can begin.
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Step K must be finished before step D can begin.
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Step H must be finished before step P can begin.
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Step P must be finished before step I can begin.
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Step T must be finished before step L can begin.
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Step J must be finished before step N can begin.
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Step U must be finished before step F can begin.
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Step U must be finished before step I can begin.
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Step A must be finished before step F can begin.
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Step U must be finished before step P can begin.
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Step R must be finished before step H can begin.
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Step G must be finished before step V can begin.
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Step P must be finished before step F can begin.
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Step B must be finished before step D can begin.
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Step U must be finished before step X can begin.
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Step K must be finished before step A can begin.
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Step G must be finished before step D can begin.
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Step N must be finished before step U can begin.
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Step U must be finished before step L can begin.
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Step M must be finished before step J can begin.
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Step I must be finished before step X can begin.
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Step H must be finished before step L can begin.
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Step M must be finished before step S can begin.
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Step E must be finished before step O can begin.
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Step Q must be finished before step F can begin.
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Step A must be finished before step O can begin.
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Step T must be finished before step P can begin.
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Step F must be finished before step X can begin.
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Step D must be finished before step P can begin.
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Step A must be finished before step X can begin.
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Step G must be finished before step Z can begin.
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Step W must be finished before step F can begin.
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Step Q must be finished before step X can begin.
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Step C must be finished before step V can begin.
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Step L must be finished before step V can begin.
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Step E must be finished before step L can begin.
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Step B must be finished before step X can begin.
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Step M must be finished before step V can begin.
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Step F must be finished before step I can begin.
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Step P must be finished before step X can begin.
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Step C must be finished before step A can begin.
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Step Z must be finished before step H can begin.
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Step Q must be finished before step S can begin.
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Step G must be finished before step X can begin.
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Step T must be finished before step O can begin.
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Step P must be finished before step O can begin.
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Step T must be finished before step V can begin.
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Step N must be finished before step V can begin.
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Step Z must be finished before step X can begin.
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Step L must be finished before step X can begin.
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Step Z must be finished before step Y can begin.
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Step N must be finished before step T can begin.
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Step S must be finished before step T can begin.
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Step G must be finished before step K can begin.
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Step T must be finished before step X can begin.
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Step R must be finished before step X can begin.
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7
2018/day_07/input_less
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7
2018/day_07/input_less
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@@ -0,0 +1,7 @@
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Step C must be finished before step A can begin.
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Step C must be finished before step F can begin.
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Step A must be finished before step B can begin.
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Step A must be finished before step D can begin.
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Step B must be finished before step E can begin.
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Step D must be finished before step E can begin.
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Step F must be finished before step E can begin.
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176
2018/day_07/main.go
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176
2018/day_07/main.go
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@@ -0,0 +1,176 @@
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package main
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import (
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"bufio"
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"fmt"
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"log"
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"os"
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"sort"
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"strings"
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)
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type step struct {
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ID string
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time int
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next []*step
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prev []*step
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}
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func alreadyExecuted(executed []string, steps []*step) bool {
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for _, s := range steps {
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found := false
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for _, e := range executed {
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if e == s.ID {
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found = true
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}
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}
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if !found {
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return false
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}
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}
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return true
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}
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func alreadyInQueue(queue []string, s *step) bool {
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for _, q := range queue {
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if s.ID == q {
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return true
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}
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}
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return false
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}
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func main() {
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var queue []string
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var executionOrder []string
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stepAddr := make(map[string]*step)
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file, err := os.Open("./input_less")
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if err != nil {
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log.Fatal(err)
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}
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defer file.Close()
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scan := bufio.NewScanner(file)
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for scan.Scan() {
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line := scan.Text()
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splittedLine := strings.Split(line, " ")
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currentID := splittedLine[1]
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nextID := splittedLine[7]
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currentStep, csExists := stepAddr[currentID]
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nextStep, nsExists := stepAddr[nextID]
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if !csExists {
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cs := step{ID: currentID, time: int(currentID[0]) - 64}
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stepAddr[currentID] = &cs
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currentStep = &cs
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}
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if !nsExists {
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ns := step{ID: nextID, time: int(nextID[0]) - 64}
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stepAddr[nextID] = &ns
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nextStep = &ns
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}
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currentStep.next = append(currentStep.next, nextStep)
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nextStep.prev = append(nextStep.prev, currentStep)
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}
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for _, s := range stepAddr {
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if len(s.prev) == 0 {
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queue = append(queue, s.ID)
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}
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}
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sort.Strings(queue)
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i := 0
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for i < len(queue) {
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sPrev := stepAddr[queue[i]].prev
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if len(sPrev) == 0 || alreadyExecuted(executionOrder, sPrev) {
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executionOrder = append(executionOrder, queue[i])
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for _, n := range stepAddr[queue[i]].next {
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if !alreadyInQueue(queue, n) {
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queue = append(queue, n.ID)
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}
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}
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queue = append(queue[:i], queue[i+1:]...)
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sort.Strings(queue)
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i = 0
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} else {
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i++
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}
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}
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fmt.Printf("Part One: %v\n", strings.Join(executionOrder, ""))
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for _, s := range stepAddr {
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if len(s.prev) == 0 {
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queue = append(queue, s.ID)
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fmt.Printf("Added in queue: %v\n", s.ID)
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}
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}
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sort.Strings(queue)
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currentTime := 0
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var times [2]int
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var workers [2]string
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var availableSteps []*step
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working := false
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executionOrder = make([]string, 0)
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for len(queue) > 0 || len(availableSteps) > 0 || working {
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if len(queue) > 0 {
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for i := 0; i < len(queue); i++ {
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fmt.Printf("Analyzing from queue step %v\t i:%v\n", queue[i], i)
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sPrev := stepAddr[queue[i]].prev
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if len(sPrev) == 0 || alreadyExecuted(executionOrder, sPrev) {
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availableSteps = append(availableSteps, stepAddr[queue[i]])
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for _, n := range stepAddr[queue[i]].next {
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if !alreadyInQueue(queue, n) {
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queue = append(queue, n.ID)
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fmt.Printf("Added in queue: %v\n", n.ID)
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}
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}
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fmt.Printf("Added to availableSteps: %v\n", queue[i])
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fmt.Printf("Removed from queue: %v\n", queue[i])
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queue = append(queue[:i], queue[i+1:]...)
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i = -1
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}
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}
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}
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sort.Slice(availableSteps, func(i, j int) bool {
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return availableSteps[i].ID < availableSteps[j].ID
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})
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if len(availableSteps) > 0 || working {
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for w := 0; w < len(workers); w++ {
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if workers[w] == "" && len(availableSteps) > 0 {
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workers[w] = availableSteps[0].ID
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times[w] = availableSteps[0].time
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working = true
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fmt.Printf("Assigned to worker %v step %v\n", w, availableSteps[0].ID)
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fmt.Printf("Removed from availableSteps: %v\n", availableSteps[0].ID)
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availableSteps = availableSteps[1:]
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} else if workers[w] != "" {
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times[w]--
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fmt.Printf("Decreased time of worker %v to %v\n", w, times[w])
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if times[w] == 0 {
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executionOrder = append(executionOrder, workers[w])
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fmt.Printf("Worker %v has completed step %v\n", w, workers[w])
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workers[w] = ""
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times[w] = 0
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//if times[0]+times[1]+times[2]+times[3]+times[4] == 0 {
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if times[0]+times[1] == 0 {
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working = false
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}
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}
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}
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}
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if working {
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currentTime++
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fmt.Printf("Increaset currentTime to %v\n", currentTime)
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}
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}
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}
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fmt.Printf("Part Two: %v\t%v\n", currentTime, executionOrder)
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}
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170
2018/day_07/prova.go
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170
2018/day_07/prova.go
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@@ -0,0 +1,170 @@
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package main
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import (
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"bufio"
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"fmt"
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"log"
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"os"
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"sort"
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)
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type graph map[string][]string
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type task struct {
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time int
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task string
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}
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func popMinimumTask(tasks []task) (int, string, []task) {
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var minTime = 2147483647
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var minTasks = make([]task, 0)
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for _, t := range tasks {
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if t.time < minTime {
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minTasks = []task{t}
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minTime = t.time
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} else if t.time == minTime {
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minTasks = append(minTasks, t)
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}
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}
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var minTask task
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var minID = string("Z")
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for _, t := range minTasks {
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if t.task <= minID {
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minID = t.task
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minTask = t
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}
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}
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var removed = make([]task, 0)
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for _, val := range tasks {
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if !(val.task == minTask.task && val.time == minTask.time) {
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removed = append(removed, val)
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}
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}
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return minTask.time, minTask.task, removed
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}
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func popMinimumString(strs []string) (string, []string) {
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if len(strs) == 0 {
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return "", nil
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}
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min := strs[0]
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for _, str := range strs {
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if str < min {
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min = str
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}
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}
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var removed = make([]string, 0)
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for _, str := range strs {
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if str != min {
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removed = append(removed, str)
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}
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}
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return min, removed
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}
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func main() {
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var gr = make(graph)
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var incoming = make(map[string]int)
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var incomingSaved = make(map[string]int) // for Part 2
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file, err := os.Open("input")
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if err != nil {
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log.Fatal(err)
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}
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defer file.Close()
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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line := scanner.Text()
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var start, end string
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fmt.Sscanf(line, "Step %s must be finished before step %s can begin.", &start, &end)
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if _, ok := gr[start]; ok {
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gr[start] = append(gr[start], end)
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} else {
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gr[start] = []string{end}
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}
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if _, ok := incoming[end]; ok {
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incoming[end]++
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incomingSaved[end]++
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} else {
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incoming[end] = 1
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incomingSaved[end] = 1
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}
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}
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var queue, taskQueue = make([]string, 0), make([]string, 0)
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for key, value := range gr {
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sort.Strings(value)
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gr[key] = value
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if incoming[key] == 0 {
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queue = append(queue, key)
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}
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}
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taskQueue = append(taskQueue, queue...)
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var result string
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for len(queue) != 0 {
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sort.Strings(queue)
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init := queue[0]
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var temp []string
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for _, v := range queue {
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if v != init {
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temp = append(temp, v)
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}
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}
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queue = temp
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result += init
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for _, key := range gr[init] {
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incoming[key]--
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if incoming[key] == 0 {
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queue = append(queue, key)
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}
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}
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}
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fmt.Printf("Part 1: %s\n", result)
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// Part 2
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var currentTime int
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var currentTask string
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var tasks = make([]task, 0)
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for len(tasks) < 5 && len(taskQueue) > 0 {
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var next string
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if nxt, q := popMinimumString(taskQueue); q != nil {
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next = nxt
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taskQueue = q
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tasks = append(tasks, task{time: currentTime + int([]byte(next)[0]) - 4, task: next})
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}
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}
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for len(tasks) > 0 || len(taskQueue) > 0 {
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currentTime, currentTask, tasks = popMinimumTask(tasks)
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for _, key := range gr[currentTask] {
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incomingSaved[key]--
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if incomingSaved[key] == 0 {
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taskQueue = append(taskQueue, key)
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}
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}
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for len(tasks) < 5 && len(taskQueue) > 0 {
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var next string
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if nxt, q := popMinimumString(taskQueue); q != nil {
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next = nxt
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taskQueue = q
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tasks = append(tasks, task{time: currentTime + int([]byte(next)[0]) - 4, task: next})
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}
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}
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}
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fmt.Printf("Part 2: %v\n", currentTime)
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}
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Reference in New Issue
Block a user