AoC 2021: day 14 solutions

Signed-off-by: Ettore Dreucci <ettore.dreucci@gmail.com>

2021/inputs/day_14

@@ -0,0 +1,102 @@
+OOFNFCBHCKBBVNHBNVCP
+
+PH -> V
+OK -> S
+KK -> O
+BV -> K
+CV -> S
+SV -> C
+CK -> O
+PC -> F
+SC -> O
+KC -> S
+KF -> N
+SN -> C
+SF -> P
+OS -> O
+OP -> N
+FS -> P
+FV -> N
+CP -> S
+VS -> P
+PB -> P
+HP -> P
+PK -> S
+FC -> F
+SB -> K
+NC -> V
+PP -> B
+PN -> N
+VN -> C
+NV -> O
+OV -> O
+BS -> K
+FP -> V
+NK -> K
+PO -> B
+HF -> H
+VK -> S
+ON -> C
+KH -> F
+HO -> P
+OO -> H
+BC -> V
+CS -> O
+OC -> B
+VB -> N
+OF -> P
+FK -> H
+OH -> H
+CF -> K
+CC -> V
+BK -> O
+BH -> F
+VV -> N
+KS -> V
+FO -> F
+SH -> F
+OB -> O
+VH -> F
+HH -> P
+PF -> C
+NF -> V
+VP -> S
+CN -> V
+SK -> O
+FB -> S
+FN -> S
+BF -> H
+FF -> V
+CB -> P
+NN -> O
+VC -> F
+HK -> F
+BO -> H
+KO -> C
+CH -> N
+KP -> C
+HS -> P
+NP -> O
+NS -> V
+NB -> H
+HN -> O
+BP -> C
+VF -> S
+KN -> P
+HC -> C
+PS -> K
+BB -> O
+NO -> N
+NH -> F
+BN -> F
+KV -> V
+SS -> K
+CO -> H
+KB -> P
+FH -> C
+SP -> C
+SO -> V
+PV -> S
+VO -> O
+HV -> N
+HB -> V