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()