diff options
Diffstat (limited to 'solutions/day2.fs')
| -rw-r--r-- | solutions/day2.fs | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/solutions/day2.fs b/solutions/day2.fs index 5822d00..5ae5552 100644 --- a/solutions/day2.fs +++ b/solutions/day2.fs @@ -1,31 +1,30 @@ -namespace Solutions +module Solutions.Day2 +open System.IO -module Day2 = - open System.IO - let lines = File.ReadLines("inputs/day2.txt") |> Seq.map (fun x -> x[0], x[2]) +let lines = File.ReadLines("inputs/day2.txt") |> Seq.map (fun x -> x[0], x[2]) - let outcomes1 = Map.empty - .Add(('A', 'X'), 4) // rock: 1 + tie: 3 - .Add(('A', 'Y'), 8) // paper: 2 + rock win: 6 - .Add(('A', 'Z'), 3) // scissors: 3 + rock lose: 0 - .Add(('B', 'X'), 1) // rock: 1 + paper lose: 0 - .Add(('B', 'Y'), 5) // paper: 2 + tie: 3 - .Add(('B', 'Z'), 9) // scissors: 3 + paper win: 6 - .Add(('C', 'X'), 7) // rock: 1 + scissors win: 6 - .Add(('C', 'Y'), 2) // paper: 2 + scissors lose: 0 - .Add(('C', 'Z'), 6) // scissors: 3 + tie: 3 +let outcomes1 = Map.empty + .Add(('A', 'X'), 4) // rock: 1 + tie: 3 + .Add(('A', 'Y'), 8) // paper: 2 + rock win: 6 + .Add(('A', 'Z'), 3) // scissors: 3 + rock lose: 0 + .Add(('B', 'X'), 1) // rock: 1 + paper lose: 0 + .Add(('B', 'Y'), 5) // paper: 2 + tie: 3 + .Add(('B', 'Z'), 9) // scissors: 3 + paper win: 6 + .Add(('C', 'X'), 7) // rock: 1 + scissors win: 6 + .Add(('C', 'Y'), 2) // paper: 2 + scissors lose: 0 + .Add(('C', 'Z'), 6) // scissors: 3 + tie: 3 - let part1 () = lines |> Seq.map outcomes1.TryFind |> Seq.map (function | Some value -> value | None -> 0) |> Seq.sum +let part1 () = lines |> Seq.map outcomes1.TryFind |> Seq.map (function | Some value -> value | None -> 0) |> Seq.sum - let outcomes2 = Map.empty - .Add(('A', 'X'), 3) // lose to rock: 0 pts + 3 for scissors - .Add(('A', 'Y'), 4) // draw to rock: 3 pts + 1 for rock - .Add(('A', 'Z'), 8) // win to rock: 6 pts + 2 for paper - .Add(('B', 'X'), 1) // lose to paper: 0 pts + 1 for rock - .Add(('B', 'Y'), 5) // draw to paper: 3 pts + 2 for paper - .Add(('B', 'Z'), 9) // win to paper: 6 pts + 3 for scissors - .Add(('C', 'X'), 2) // lose to scissors: 0 pts + 2 for paper - .Add(('C', 'Y'), 6) // draw to scissors: 3 pts + 3 for scissors - .Add(('C', 'Z'), 7) // win to scissors: 6 pts + 1 for rock - - let part2 () = lines |> Seq.map outcomes2.TryFind |> Seq.map (function | Some value -> value | None -> 0) |> Seq.sum +let outcomes2 = Map.empty + .Add(('A', 'X'), 3) // lose to rock: 0 pts + 3 for scissors + .Add(('A', 'Y'), 4) // draw to rock: 3 pts + 1 for rock + .Add(('A', 'Z'), 8) // win to rock: 6 pts + 2 for paper + .Add(('B', 'X'), 1) // lose to paper: 0 pts + 1 for rock + .Add(('B', 'Y'), 5) // draw to paper: 3 pts + 2 for paper + .Add(('B', 'Z'), 9) // win to paper: 6 pts + 3 for scissors + .Add(('C', 'X'), 2) // lose to scissors: 0 pts + 2 for paper + .Add(('C', 'Y'), 6) // draw to scissors: 3 pts + 3 for scissors + .Add(('C', 'Z'), 7) // win to scissors: 6 pts + 1 for rock + +let part2 () = lines |> Seq.map outcomes2.TryFind |> Seq.map (function | Some value -> value | None -> 0) |> Seq.sum |