Advent of Code - Day 2

corruptionChecksum.re

let getMax =
  Js.Array.reduce((acc, curr) => Js.Math.max_int(acc, curr), min_int);

let getMin =
  Js.Array.reduce((acc, curr) => Js.Math.min_int(acc, curr), max_int);

let corruptionChecksum = (path) =>
  Node_fs.readFileSync(path, `utf8)
  |> Js.String.trim
  |> Js.String.split("\n")
  |> Js.Array.reduce((acc, curr) => {
      let arr = Js.Array.map(int_of_string) @@ Js.String.split("\t") @@ curr;
      let diff = getMax(arr) - getMin(arr);
      acc + diff;
  }, 0);

let res = corruptionChecksum("./src/corruption-checksum.txt");

Js.log(res);