adventofcode/2023/day01/d01_2.nim
2023-12-04 23:44:01 +01:00

29 lines
633 B
Nim

import std/[math, sequtils, strutils]
import d01_1
func calcDigitLookup(): seq[(string, string)] =
let digits = {
"one": "1",
"two": "2",
"three": "3",
"four": "4",
"five": "5",
"six": "6",
"seven": "7",
"eight": "8",
"nine": "9"
}
for (k1, v1) in digits:
for (k2, v2) in digits:
if k1[^1] == k2[0]:
result.add((k1[0..^2] & k2, v1 & v2))
result & @digits
const digits = calcDigitLookup()
when isMainModule:
let
input = stdin.readAll().strip()
realInput = input.multiReplace(digits)
lines = realInput.splitLines()
echo lines.map(calibrationValue).sum()