Day 02

2023/day02/default.nix

@@ -0,0 +1,53 @@
+{ pkgs, lib }:
+
+with lib;
+
+let
+  input = pipe (fileContents ./input.txt) [
+    (splitString "\n")
+    (map (builtins.split ": "))
+    (map (flip builtins.elemAt 2))
+    (map (builtins.split "; "))
+    (map (filter (x: x != [ ])))
+    (map (map (builtins.split ", ")))
+    (map (map (filter (x: x != [ ]))))
+    (map (map (map (x: let
+      s = builtins.split " " x;
+      name = builtins.elemAt s 2;
+      value = toInt (head s);
+    in nameValuePair name value))))
+    (map (map listToAttrs))
+    (imap1 (id: rounds: {
+      inherit id rounds;
+    }))
+  ];
+
+  answer1 = pipe input [
+    (builtins.filter ({ rounds, ... }:
+      builtins.all ({ red ? 0, green ? 0, blue ? 0 }: red <= 12 && green <= 13 && blue <= 14) rounds
+    ))
+    (map ({ id, ... }: id))
+    (foldr (a: b: a + b) 0)
+    toString
+    # (generators.toPretty { })
+  ];
+
+  answer2 = pipe input [
+    (map ({ rounds, ... }: let
+      max = foldr (a: b: if a > b then a else b) 0;
+      maxRed = max (map ({ red ? 0, ... }: red) rounds);
+      maxGreen = max (map ({ green ? 0, ... }: green) rounds);
+      maxBlue = max (map ({ blue ? 0, ... }: blue) rounds);
+    in maxRed * maxGreen * maxBlue))
+    (foldr (a: b: a + b) 0)
+    toString
+  ];
+in
+  assert trace answer2 true;
+  pkgs.writeText "answers" ''
+  Task1:
+    ${answer1}
+
+  Task2:
+    ${answer2}
+''

2023/day02/input.txt

@@ -0,0 +1,100 @@
+Game 1: 4 blue, 4 red, 16 green; 14 green, 5 red; 1 blue, 3 red, 5 green
+Game 2: 3 green, 8 red, 1 blue; 5 green, 6 blue; 4 green, 4 blue, 10 red; 2 green, 6 red, 4 blue; 8 red, 11 blue, 4 green; 10 red, 10 blue
+Game 3: 7 blue, 2 green; 9 blue, 2 green, 4 red; 5 blue, 2 red; 1 red, 1 green, 10 blue; 1 green, 5 blue, 1 red
+Game 4: 5 green, 4 blue, 15 red; 1 green, 5 blue, 2 red; 14 red, 3 blue, 2 green; 6 red, 12 green, 1 blue; 1 blue, 6 green, 16 red
+Game 5: 1 red, 1 blue, 4 green; 3 blue, 2 green, 4 red; 4 blue, 1 red, 2 green; 1 green, 3 red, 4 blue; 1 green, 2 blue
+Game 6: 17 red, 2 blue, 18 green; 4 green, 10 blue, 14 red; 10 blue, 15 green, 14 red; 6 blue, 9 red; 5 blue, 7 red, 10 green
+Game 7: 2 green, 3 red, 14 blue; 3 red, 2 green, 6 blue; 3 blue, 1 red; 10 blue, 1 green; 3 green, 17 blue
+Game 8: 9 blue, 13 green, 2 red; 3 red, 10 green, 18 blue; 8 blue, 8 green
+Game 9: 11 red, 2 blue; 1 blue, 9 green, 13 red; 2 blue, 17 red, 6 green
+Game 10: 13 green, 8 red, 8 blue; 10 red, 5 blue, 9 green; 3 blue, 2 green, 1 red; 5 blue, 1 red, 10 green; 10 red, 8 blue; 8 blue, 1 green
+Game 11: 14 red, 19 green; 2 blue, 6 red, 17 green; 12 green, 9 red, 6 blue
+Game 12: 19 green, 3 blue, 10 red; 8 red, 2 blue, 19 green; 3 blue, 6 red, 2 green; 8 red, 5 blue; 1 blue, 15 green; 8 green, 7 red
+Game 13: 2 red, 8 green, 1 blue; 4 green, 3 blue, 2 red; 4 red, 1 green; 1 red, 1 green; 2 green, 1 blue
+Game 14: 4 blue, 2 green; 2 blue, 6 red, 2 green; 6 red, 16 blue; 5 blue, 1 green, 5 red
+Game 15: 2 red, 4 green, 4 blue; 5 red; 5 green, 2 red, 2 blue; 5 green, 1 blue, 7 red
+Game 16: 4 blue, 7 red, 1 green; 8 red, 5 blue; 9 blue, 6 red, 3 green; 4 red, 3 green, 7 blue; 3 green, 1 blue
+Game 17: 1 green, 15 red; 8 red, 4 blue, 7 green; 8 green, 11 blue; 4 red, 1 green, 11 blue; 11 red; 1 green, 3 red
+Game 18: 2 blue, 8 green, 6 red; 6 green, 5 blue, 15 red; 13 red, 15 green, 5 blue
+Game 19: 8 blue, 8 red, 2 green; 10 red, 2 blue; 6 red, 4 blue, 3 green; 7 blue, 2 green, 6 red
+Game 20: 8 blue, 4 green, 13 red; 14 green, 2 blue, 4 red; 1 green, 11 red, 2 blue; 8 blue, 14 red, 1 green
+Game 21: 4 red, 14 green, 2 blue; 8 green, 2 blue, 1 red; 2 blue, 1 green, 1 red
+Game 22: 3 blue, 2 red, 5 green; 2 blue, 3 green, 1 red; 4 green, 4 blue, 7 red; 1 green, 1 red
+Game 23: 3 green, 9 red, 15 blue; 8 red, 4 green; 4 green, 13 blue, 6 red
+Game 24: 1 green, 2 blue, 1 red; 3 blue, 2 green; 2 blue, 4 red, 7 green; 2 red, 8 green, 2 blue
+Game 25: 4 blue, 3 green, 5 red; 4 red, 3 blue; 3 green, 7 red, 3 blue; 5 green, 12 red
+Game 26: 9 red, 1 green, 3 blue; 1 blue, 13 red; 3 blue, 5 red; 14 red, 1 green
+Game 27: 1 blue, 7 green, 3 red; 2 red; 1 green, 1 red
+Game 28: 13 red, 1 blue, 9 green; 4 red, 10 green; 1 blue, 12 red, 6 green; 6 green, 3 red, 1 blue; 2 green, 16 red, 1 blue; 12 green, 16 red
+Game 29: 1 red, 9 blue; 15 blue, 3 green; 2 green, 1 red, 9 blue
+Game 30: 6 blue; 1 green, 4 blue, 2 red; 2 blue, 2 red
+Game 31: 1 blue, 2 red, 3 green; 3 blue, 3 red, 2 green; 3 red, 2 green; 2 blue, 1 green, 4 red; 1 red, 1 green, 1 blue; 1 green, 3 red, 2 blue
+Game 32: 1 green, 6 blue; 1 blue, 2 red, 3 green; 9 blue; 2 green, 1 red, 6 blue; 6 blue
+Game 33: 3 blue, 3 green; 2 red, 4 blue, 5 green; 2 red, 4 blue, 3 green; 3 green, 5 red, 8 blue; 2 green, 2 blue, 3 red; 11 blue, 6 green, 4 red
+Game 34: 11 green, 14 red, 4 blue; 18 red, 10 green, 2 blue; 3 green, 11 blue, 3 red; 10 blue, 6 red, 10 green
+Game 35: 4 green, 2 red, 4 blue; 3 green, 2 blue; 4 green, 2 red; 1 red, 4 green, 6 blue; 6 green
+Game 36: 11 green, 15 red, 6 blue; 10 red, 7 blue, 2 green; 7 red, 7 green, 10 blue; 6 red, 14 green, 2 blue; 6 blue, 13 red, 12 green
+Game 37: 2 green, 9 red, 3 blue; 2 blue, 5 green, 4 red; 3 green, 3 red; 4 green, 2 blue, 12 red; 3 red, 6 green
+Game 38: 8 red, 4 green, 6 blue; 1 blue, 6 red, 6 green; 2 red, 5 blue, 6 green; 9 blue, 7 red, 7 green; 1 green, 9 red, 5 blue
+Game 39: 1 green, 9 blue, 8 red; 9 blue; 8 red, 9 blue, 1 green; 2 blue, 1 red, 1 green
+Game 40: 7 green, 13 blue; 11 green, 17 blue; 16 blue, 10 green; 7 green, 1 blue, 2 red; 5 blue
+Game 41: 6 red, 2 blue, 7 green; 6 green, 4 blue; 2 red, 1 green, 3 blue; 6 red, 2 blue, 5 green
+Game 42: 9 green, 3 blue; 1 red, 7 green, 6 blue; 3 red, 6 green, 10 blue; 1 blue, 8 green
+Game 43: 5 green, 1 blue, 2 red; 4 blue, 2 red, 8 green; 4 green, 1 red, 4 blue; 2 blue, 9 green
+Game 44: 9 red, 7 green; 7 blue, 9 green, 5 red; 4 green, 19 red, 16 blue; 5 green, 13 red, 6 blue; 3 green, 4 blue, 7 red
+Game 45: 17 blue, 2 red, 3 green; 17 green, 9 blue, 1 red; 12 blue, 12 green; 1 blue, 1 red, 16 green
+Game 46: 3 blue, 4 green, 1 red; 7 green, 1 red; 4 blue; 5 green, 1 red, 3 blue
+Game 47: 6 red, 3 blue, 5 green; 2 green, 12 red; 6 blue, 2 green, 14 red; 5 blue, 5 red, 6 green; 8 red, 9 blue, 4 green; 17 red, 7 blue, 7 green
+Game 48: 8 red, 18 blue, 6 green; 5 red, 2 blue, 1 green; 1 green, 12 red, 8 blue
+Game 49: 2 red, 4 blue, 11 green; 10 green, 7 blue, 11 red; 3 red, 6 blue, 12 green; 7 red, 5 green, 6 blue
+Game 50: 2 blue, 3 green, 3 red; 3 blue, 14 red; 3 red, 1 blue; 1 green; 11 red, 1 green, 2 blue
+Game 51: 9 green, 2 red, 7 blue; 13 green, 3 red, 4 blue; 4 red, 12 green, 8 blue; 1 blue, 9 green, 4 red; 1 red, 7 blue, 4 green; 12 green, 9 blue, 4 red
+Game 52: 10 red; 6 red, 3 blue, 3 green; 5 blue, 11 red; 3 green, 5 red
+Game 53: 11 blue, 3 green; 17 blue, 1 green, 8 red; 2 blue, 3 green, 2 red; 7 blue, 10 red, 3 green
+Game 54: 11 green, 5 red; 8 green, 10 blue, 2 red; 2 red, 8 green, 1 blue; 11 blue, 2 red, 17 green
+Game 55: 4 green, 7 blue, 12 red; 8 red, 5 blue, 1 green; 1 blue, 11 red, 8 green; 12 red, 2 blue, 3 green; 7 green, 7 red
+Game 56: 2 red, 6 blue, 6 green; 7 green, 1 red; 1 blue, 5 red, 5 green; 8 green, 8 red, 5 blue; 10 red, 1 blue, 5 green; 7 blue, 1 red, 8 green
+Game 57: 14 red, 6 green, 3 blue; 11 red, 1 blue, 7 green; 19 red, 4 blue, 6 green; 2 blue, 17 red, 5 green
+Game 58: 5 red, 11 blue; 13 green, 2 red, 2 blue; 6 green, 1 red, 1 blue
+Game 59: 7 red, 8 green, 7 blue; 6 green, 12 red, 20 blue; 1 red, 10 blue, 1 green; 11 red, 5 green, 18 blue; 3 green, 13 blue; 12 red, 4 green
+Game 60: 6 blue, 10 red; 1 blue, 9 red, 9 green; 5 red, 2 blue, 2 green; 4 blue, 8 green, 12 red
+Game 61: 12 red, 1 green, 7 blue; 19 red, 1 green, 12 blue; 9 blue, 17 red, 1 green; 3 blue, 1 green, 13 red; 8 blue, 1 green, 10 red
+Game 62: 3 red, 12 blue, 20 green; 4 green, 4 blue, 4 red; 6 green, 2 red, 4 blue; 10 green, 1 blue, 4 red
+Game 63: 3 blue, 7 green, 12 red; 13 red, 2 blue, 2 green; 7 green, 2 blue; 2 blue, 17 red, 15 green
+Game 64: 1 green, 10 red; 5 red, 17 green, 2 blue; 2 blue, 4 red, 1 green; 5 blue, 5 red, 3 green
+Game 65: 6 red, 2 green, 2 blue; 4 blue, 12 red; 18 red, 3 blue; 2 green, 17 red, 8 blue; 1 green, 8 blue, 9 red
+Game 66: 15 blue, 5 green; 4 red, 9 blue; 6 green, 15 blue, 1 red; 8 green, 8 red, 6 blue; 17 blue, 4 red, 6 green; 14 blue, 8 green, 7 red
+Game 67: 16 red, 8 green, 1 blue; 9 red, 8 green; 10 red, 2 green, 2 blue; 11 blue, 6 green, 15 red; 4 green, 3 blue, 10 red
+Game 68: 4 blue, 1 green, 10 red; 2 green, 2 red; 6 red; 2 blue, 1 green; 2 blue, 8 red; 4 red, 1 green
+Game 69: 4 red, 5 blue, 4 green; 4 red, 1 blue; 1 green, 2 red, 3 blue
+Game 70: 13 blue, 2 red, 10 green; 11 blue, 17 green; 6 red, 10 blue; 4 red, 13 green, 2 blue; 9 green, 13 blue, 3 red
+Game 71: 1 green, 8 red, 5 blue; 1 green, 5 red, 3 blue; 7 red, 2 green, 7 blue; 1 blue, 2 green, 17 red; 10 red, 1 green, 2 blue; 5 blue, 16 red, 1 green
+Game 72: 19 red, 2 green; 3 blue, 19 red, 7 green; 3 blue, 1 green, 15 red; 9 green, 2 blue, 16 red; 1 blue, 8 green, 1 red
+Game 73: 1 blue, 2 green; 8 blue, 1 red, 1 green; 5 blue, 6 green
+Game 74: 12 red; 5 green, 12 red; 4 red, 6 green; 8 red, 5 green; 1 blue, 10 red, 7 green
+Game 75: 3 green, 1 blue; 10 green, 8 red; 8 blue, 11 green; 6 blue, 2 red, 6 green
+Game 76: 9 green, 14 red; 2 red, 4 green, 18 blue; 7 blue, 6 green, 2 red; 6 red, 13 blue, 10 green; 4 red, 2 blue, 1 green; 16 blue, 12 green, 12 red
+Game 77: 4 red, 2 blue; 6 blue, 1 red, 4 green; 3 red, 3 green, 8 blue; 7 red, 2 blue, 4 green; 4 red, 6 blue
+Game 78: 5 green, 4 blue; 1 red, 4 green, 9 blue; 3 blue, 8 green
+Game 79: 12 green, 1 blue, 6 red; 10 green, 2 blue, 1 red; 3 blue, 2 red; 11 green, 5 red
+Game 80: 3 green, 3 red; 1 green, 3 blue, 2 red; 15 green, 2 red, 4 blue; 9 green, 3 blue, 8 red; 3 green, 2 red; 3 green, 5 red
+Game 81: 9 blue, 9 green; 2 red, 3 green, 16 blue; 12 green, 16 blue, 4 red; 1 blue, 2 red, 6 green; 10 green, 4 red, 17 blue; 13 blue, 6 green, 4 red
+Game 82: 1 blue, 16 green, 10 red; 15 green, 11 red, 1 blue; 1 blue, 8 red, 8 green
+Game 83: 6 blue, 5 green; 2 green, 12 blue; 1 red, 2 green, 6 blue
+Game 84: 3 red, 17 blue; 2 red, 10 green, 10 blue; 14 blue, 1 green, 9 red; 8 green, 11 blue
+Game 85: 3 blue, 5 green, 14 red; 2 blue, 3 red; 2 green, 9 red
+Game 86: 7 red, 1 green; 14 blue, 8 green; 3 blue, 10 red, 7 green; 3 red, 8 green
+Game 87: 9 blue, 1 green; 2 green, 8 blue, 18 red; 10 red, 3 blue, 2 green; 2 green, 4 red; 4 green, 9 red, 9 blue; 14 red, 5 blue, 2 green
+Game 88: 3 red, 16 blue, 1 green; 13 blue, 3 red, 4 green; 3 green, 1 blue, 2 red; 4 green, 1 blue, 3 red
+Game 89: 12 blue, 5 green, 14 red; 7 red, 4 green, 10 blue; 7 red, 11 blue, 3 green; 5 green, 7 blue, 4 red
+Game 90: 8 green, 3 blue, 1 red; 1 red, 2 blue, 13 green; 2 blue, 14 green, 3 red; 7 green, 2 red, 5 blue
+Game 91: 3 green, 3 red, 9 blue; 5 green, 1 red; 1 green, 1 red, 3 blue
+Game 92: 2 blue, 1 red, 4 green; 7 blue, 6 green; 7 red, 12 green, 3 blue; 7 red, 8 green, 4 blue; 14 green, 9 blue; 15 green, 3 red, 3 blue
+Game 93: 8 blue, 4 green, 1 red; 15 green; 9 blue, 3 green
+Game 94: 12 green, 17 blue, 11 red; 3 green, 1 red, 19 blue; 17 blue, 10 green, 11 red
+Game 95: 13 green, 1 red, 8 blue; 12 blue, 10 green, 4 red; 13 red, 5 green; 11 red, 12 blue, 6 green
+Game 96: 13 blue, 11 red, 13 green; 12 red, 3 blue, 4 green; 14 green, 9 red, 15 blue
+Game 97: 9 red, 9 green, 11 blue; 11 green, 8 red, 9 blue; 5 blue, 6 red, 9 green; 3 green, 8 red, 4 blue
+Game 98: 5 blue, 6 red; 8 red; 1 green, 9 blue, 5 red
+Game 99: 4 green, 3 red; 3 green; 1 red, 2 green; 2 red, 1 green, 2 blue; 2 red, 4 green; 1 green, 2 blue, 1 red
+Game 100: 3 blue, 3 red, 6 green; 7 red, 2 green, 16 blue; 14 green, 9 red, 9 blue; 8 red, 10 green, 9 blue; 6 blue, 11 red

2023/flake.nix

@@ -7,6 +7,7 @@
   in {
     packages.${system} = {
       day01 = pkgs.callPackage ./day01 { };
+      day02 = pkgs.callPackage ./day02 { };
     };
   };
 }