day 2

7 files changed, 233 insertions, 0 deletions

diff --git a/aoc_2023/day-02/example.test.ts b/aoc_2023/day-02/example.test.ts
new file mode 100644
index 0000000..14a2b36
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+++ b/aoc_2023/day-02/example.test.ts
@@ -0,0 +1,21 @@
+import { expect, test } from "bun:test";
+import { main as part1 } from "./part_1";
+import { main as part2 } from "./part_2";
+
+const example = `Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green`.split("\n");
+
+test("part1", async () => {
+  const answer = 8;
+  const res = await part1(example);
+  expect(res).toEqual(answer);
+});
+
+test("part2", async () => {
+  const answer = 2286;
+  const res = await part2(example);
+  expect(res).toEqual(answer);
+});
diff --git a/aoc_2023/day-02/logs/.gitkeep b/aoc_2023/day-02/logs/.gitkeep
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/aoc_2023/day-02/logs/.gitkeep
diff --git a/aoc_2023/day-02/logs/out_1.txt b/aoc_2023/day-02/logs/out_1.txt
new file mode 100644
index 0000000..1522887
--- /dev/null
+++ b/aoc_2023/day-02/logs/out_1.txt
@@ -0,0 +1,7 @@
+=== COMPUTATION ===
+
+
+=== /COMPUTATION ===
+
+=== ANSWER TO P1 ===
+2285
diff --git a/aoc_2023/day-02/logs/out_2.txt b/aoc_2023/day-02/logs/out_2.txt
new file mode 100644
index 0000000..290a4f3
--- /dev/null
+++ b/aoc_2023/day-02/logs/out_2.txt
@@ -0,0 +1,7 @@
+=== COMPUTATION ===
+
+
+=== /COMPUTATION ===
+
+=== ANSWER TO P2 ===
+77021
diff --git a/aoc_2023/day-02/part_1.ts b/aoc_2023/day-02/part_1.ts
new file mode 100644
index 0000000..dae0834
--- /dev/null
+++ b/aoc_2023/day-02/part_1.ts
@@ -0,0 +1,50 @@
+export const main = async (lines: string[]): Promise<number | string> => {
+  const colors = new Map<string, number>([
+    ["red", 12],
+    ["green", 13],
+    ["blue", 14],
+  ]);
+
+  const games = lines
+    .filter((x) => x)
+    .map((line) => line.split(":").at(-1) as string)
+    .map((line) => line.split(";").map((x) => x.trim()));
+
+  const unplayableGames = new Set<number>();
+
+  for (let i = 0; i < games.length; i++) {
+    const game = games[i];
+    for (const play of game) {
+      const sets = play.split(",").map((x) => x.trim());
+      for (const [num, color] of sets.map((s) => s.split(" "))) {
+        const totalColors = colors.get(color) ?? 0;
+        if (parseInt(num) > totalColors) {
+          unplayableGames.add(i + 1);
+        }
+      }
+    }
+  }
+
+  const n = games.length;
+  const perfect = (n * (n + 1)) / 2;
+
+  return perfect - Array.from(unplayableGames).reduce((acc, x) => acc + x, 0);
+};
+
+//
+
+const isrun = process.argv.length > 1 && process.argv[1] === import.meta.path;
+if (isrun) {
+  const file = Bun.file("./problem.txt");
+  const text = await file.text();
+  const lines = text.split("\n");
+
+  console.log("=== COMPUTATION ===\n");
+
+  const answer = await main(lines);
+
+  console.log("\n=== /COMPUTATION ===\n");
+
+  console.log("=== ANSWER TO P1 ===");
+  console.log(answer);
+}
diff --git a/aoc_2023/day-02/part_2.ts b/aoc_2023/day-02/part_2.ts
new file mode 100644
index 0000000..050df65
--- /dev/null
+++ b/aoc_2023/day-02/part_2.ts
@@ -0,0 +1,48 @@
+export const main = async (lines: string[]): Promise<number | string> => {
+  const games = lines
+    .filter((x) => x)
+    .map((line) => line.split(":").at(-1) as string)
+    .map((line) => line.split(";").map((x) => x.trim()));
+
+  let sum = 0;
+  for (let i = 0; i < games.length; i++) {
+    const game = games[i];
+
+    const mins = new Map<string, number>([
+      ["red", 0],
+      ["green", 0],
+      ["blue", 0],
+    ]);
+
+    for (const play of game) {
+      const sets = play.split(",").map((x) => x.trim());
+      for (const [num, color] of sets.map((s) => s.split(" "))) {
+        mins.set(color, Math.max(mins.get(color)!, parseInt(num)));
+      }
+    }
+
+    sum += Array.from(mins.keys())
+      .map((color) => mins.get(color)!)
+      .reduce((acc, x) => acc * x, 1);
+  }
+
+  return sum;
+};
+
+//
+
+const isrun = process.argv.length > 1 && process.argv[1] === import.meta.path;
+if (isrun) {
+  const file = Bun.file("./problem.txt");
+  const text = await file.text();
+  const lines = text.split("\n");
+
+  console.log("=== COMPUTATION ===\n");
+
+  const answer = await main(lines);
+
+  console.log("\n=== /COMPUTATION ===\n");
+
+  console.log("=== ANSWER TO P2 ===");
+  console.log(answer);
+}
diff --git a/aoc_2023/day-02/problem.txt b/aoc_2023/day-02/problem.txt
new file mode 100644
index 0000000..fb2ad66
--- /dev/null
+++ b/aoc_2023/day-02/problem.txt
@@ -0,0 +1,100 @@
+Game 1: 4 green, 7 blue; 2 blue, 4 red; 5 blue, 2 green, 2 red; 1 green, 3 red, 9 blue; 3 green, 9 blue; 7 green, 2 blue, 2 red
+Game 2: 1 blue, 2 red; 1 green, 2 blue, 1 red; 1 red, 5 green; 3 red, 2 blue, 8 green; 3 blue, 2 red, 4 green; 2 blue, 4 green, 3 red
+Game 3: 7 red, 7 blue, 9 green; 15 green, 4 red, 8 blue; 3 green, 12 blue, 6 red
+Game 4: 4 blue, 11 green, 6 red; 4 green, 2 red; 12 red, 1 blue, 3 green
+Game 5: 10 green, 4 blue, 9 red; 3 green, 15 blue, 11 red; 15 blue, 1 green, 2 red; 8 red, 8 blue, 5 green
+Game 6: 5 green, 19 red; 6 green, 13 red, 2 blue; 2 blue, 16 red, 4 green; 13 red, 9 blue, 5 green
+Game 7: 1 blue, 6 red, 6 green; 7 blue, 4 red; 6 green, 1 red, 11 blue; 3 green, 4 blue, 4 red; 6 green, 13 blue, 11 red
+Game 8: 8 green, 2 blue; 20 green, 1 red; 1 blue, 6 red, 6 green; 9 green
+Game 9: 5 red; 4 green, 3 red, 1 blue; 1 blue; 6 red, 1 blue, 9 green
+Game 10: 2 green, 3 red; 18 blue, 20 green, 9 red; 7 red, 9 blue, 17 green
+Game 11: 15 green, 7 blue, 9 red; 7 blue, 10 green, 7 red; 5 red, 3 blue, 10 green; 5 blue, 12 green; 14 green, 8 blue, 5 red; 7 blue, 2 red, 5 green
+Game 12: 3 green, 1 red, 8 blue; 9 blue, 3 red, 3 green; 4 blue, 1 green; 2 red, 3 green, 1 blue; 4 red, 7 blue, 3 green
+Game 13: 14 green, 1 red; 4 green; 2 green, 1 blue; 14 green; 13 green, 1 red, 1 blue; 1 blue, 1 red, 5 green
+Game 14: 1 blue, 6 red, 13 green; 5 red, 10 blue, 3 green; 19 green, 1 red, 14 blue; 4 red, 17 green, 9 blue; 12 green, 10 blue, 7 red
+Game 15: 10 red, 2 blue, 18 green; 17 green, 3 blue, 7 red; 18 blue, 8 red, 12 green; 6 blue, 6 green, 12 red
+Game 16: 14 blue, 5 green, 12 red; 7 green, 3 red, 9 blue; 4 green, 1 red, 8 blue; 9 red, 19 green, 12 blue; 12 blue, 7 red, 6 green; 5 blue, 3 green, 6 red
+Game 17: 1 green, 1 blue, 15 red; 1 blue, 3 green, 12 red; 9 blue, 2 green, 10 red
+Game 18: 12 red, 7 green, 7 blue; 3 blue, 8 red, 1 green; 2 green, 17 red
+Game 19: 1 red, 7 blue, 17 green; 11 red, 15 blue; 11 blue, 18 green; 6 blue, 14 green, 14 red; 16 blue, 8 red, 8 green; 17 green, 9 red, 1 blue
+Game 20: 11 green; 1 blue, 4 green, 7 red; 7 green; 3 red, 1 blue, 6 green
+Game 21: 18 blue, 6 green, 10 red; 12 blue; 9 blue, 2 green, 9 red; 9 red, 20 blue, 1 green; 8 blue, 6 red; 19 blue, 1 green, 4 red
+Game 22: 4 blue, 16 red, 3 green; 7 blue, 3 green, 12 red; 10 red, 7 green, 10 blue; 7 red, 11 blue, 4 green; 3 blue, 1 green, 16 red
+Game 23: 5 green, 8 red, 1 blue; 2 red, 5 blue, 3 green; 2 green, 17 blue, 4 red; 2 blue, 2 red; 7 red, 1 green, 14 blue; 4 red, 8 blue
+Game 24: 1 blue, 3 green, 1 red; 3 blue, 11 green, 15 red; 3 blue, 2 red, 12 green; 9 green, 6 red, 2 blue; 15 green, 12 red, 3 blue; 13 green, 1 blue, 13 red
+Game 25: 6 blue, 5 red, 10 green; 9 red, 3 blue, 3 green; 6 blue, 11 red, 15 green; 7 green, 10 red, 4 blue; 2 red, 20 blue, 11 green
+Game 26: 3 blue, 5 red, 10 green; 7 green, 6 red; 7 green, 1 red, 3 blue; 10 green, 4 red, 3 blue; 4 red, 7 green, 3 blue; 8 green, 4 red
+Game 27: 16 green, 6 blue, 4 red; 3 red, 6 blue, 7 green; 10 green; 6 green, 1 red
+Game 28: 5 green, 5 red, 2 blue; 1 blue, 9 red, 6 green; 2 blue, 3 red; 1 blue, 1 green, 5 red; 4 green, 3 red; 9 green, 1 blue, 14 red
+Game 29: 1 red, 2 green, 13 blue; 1 green, 2 red, 9 blue; 12 red; 3 blue, 5 red
+Game 30: 8 blue, 3 red, 9 green; 10 green, 9 blue; 9 green, 12 blue; 3 blue, 2 red, 4 green; 8 blue, 9 green; 1 red, 12 blue, 6 green
+Game 31: 8 red, 16 blue; 2 red, 1 green, 1 blue; 5 red, 8 blue, 1 green
+Game 32: 3 green, 5 blue, 8 red; 10 blue, 1 red, 3 green; 9 green, 3 blue, 2 red; 2 blue, 1 red, 14 green; 3 blue, 10 red, 16 green
+Game 33: 1 red, 3 green, 2 blue; 15 blue, 1 green; 1 green, 1 red, 10 blue
+Game 34: 4 green, 7 blue; 2 blue, 12 green; 6 red, 14 green, 7 blue
+Game 35: 9 blue, 1 green; 2 green, 6 blue, 11 red; 1 green, 10 red, 1 blue
+Game 36: 5 blue, 1 green, 2 red; 11 blue, 3 green, 5 red; 2 green, 14 blue, 2 red; 3 green, 5 blue, 5 red; 13 blue, 2 green, 5 red; 3 green
+Game 37: 4 blue, 2 red, 8 green; 1 blue, 9 green, 4 red; 1 red, 4 green, 1 blue; 16 green, 3 blue, 4 red
+Game 38: 9 blue, 9 green; 1 green, 3 blue; 8 blue, 6 red, 5 green; 1 green, 9 red, 1 blue
+Game 39: 1 red, 17 green; 1 blue, 7 green, 7 red; 6 red, 4 blue
+Game 40: 1 blue, 2 red; 10 blue, 4 green, 2 red; 1 green, 11 blue, 3 red; 4 blue, 2 green; 3 blue, 4 red
+Game 41: 7 red, 4 blue, 4 green; 10 red, 11 blue, 1 green; 6 red, 6 blue, 4 green; 13 blue, 3 red, 7 green; 9 green, 12 blue, 14 red; 9 blue, 12 red, 10 green
+Game 42: 3 blue, 1 red, 11 green; 4 blue, 9 green, 8 red; 3 red, 5 blue, 1 green
+Game 43: 2 green, 17 blue, 9 red; 16 red, 12 blue, 2 green; 12 red, 12 blue, 7 green; 17 red, 16 blue, 7 green
+Game 44: 2 red, 3 green, 5 blue; 5 red, 5 blue, 7 green; 2 red, 5 blue, 5 green; 6 red, 5 blue, 2 green
+Game 45: 9 green, 1 blue; 1 red, 5 green, 2 blue; 2 blue, 4 green, 9 red; 13 green, 7 red, 1 blue; 3 blue, 4 green
+Game 46: 5 green, 7 red; 8 green, 5 blue, 1 red; 1 blue, 7 red, 17 green
+Game 47: 1 green, 17 blue; 9 blue, 1 green; 1 blue, 1 red
+Game 48: 1 red, 6 green, 7 blue; 9 green, 1 red, 2 blue; 10 blue, 6 green, 1 red; 1 red, 4 green, 9 blue; 6 blue, 3 green, 1 red
+Game 49: 1 red, 1 blue, 16 green; 3 red, 1 green; 16 green; 2 blue, 8 red, 19 green; 20 green, 9 red; 8 green, 6 red
+Game 50: 1 green, 2 blue; 2 red, 3 blue; 4 red, 2 blue; 1 green; 3 blue; 3 blue, 2 green, 1 red
+Game 51: 6 blue, 5 green; 6 red, 5 green; 6 green, 6 blue, 16 red; 10 red, 10 green, 1 blue
+Game 52: 4 red, 5 green, 1 blue; 15 green, 1 blue; 8 green, 5 blue, 5 red; 4 blue, 11 green, 1 red
+Game 53: 5 green, 3 blue, 5 red; 2 red, 4 blue, 1 green; 1 red, 2 green; 11 red
+Game 54: 7 green, 16 blue, 5 red; 5 green; 10 blue, 6 green, 5 red; 3 green
+Game 55: 3 green; 16 green, 1 blue; 13 green, 19 blue, 1 red; 13 green, 18 blue
+Game 56: 9 green; 3 blue, 1 red, 10 green; 1 red, 4 blue, 9 green
+Game 57: 14 blue, 2 red, 3 green; 1 red, 8 blue, 7 green; 1 green, 3 red, 15 blue; 5 green, 12 blue; 4 green, 15 blue
+Game 58: 9 red, 5 green; 10 green, 11 red, 1 blue; 12 green, 17 red, 1 blue; 1 blue, 1 green, 17 red; 14 red, 1 blue, 16 green
+Game 59: 2 red, 12 blue, 10 green; 6 green, 1 red, 14 blue; 14 blue, 9 green, 2 red; 12 green, 14 blue, 2 red
+Game 60: 5 blue, 8 green; 1 red, 6 green, 7 blue; 1 blue
+Game 61: 5 red, 2 blue, 5 green; 2 blue, 11 green; 1 blue, 2 red, 14 green; 3 green; 4 red, 13 green; 2 blue, 6 green, 1 red
+Game 62: 1 red, 1 blue, 2 green; 3 red, 1 blue, 2 green; 1 blue, 10 red; 6 red, 1 blue
+Game 63: 7 red, 6 blue, 4 green; 2 blue, 5 green, 8 red; 5 blue, 4 green, 10 red; 4 blue, 7 red, 10 green; 5 blue, 10 green, 8 red; 4 blue, 10 green, 3 red
+Game 64: 6 red, 7 green, 15 blue; 8 blue, 16 green, 3 red; 11 green, 12 blue; 4 red, 17 blue, 8 green
+Game 65: 2 blue, 7 green; 2 red, 8 blue; 2 green, 1 red, 5 blue; 1 green, 2 blue; 19 green, 7 blue; 2 red, 3 blue, 14 green
+Game 66: 15 green, 7 blue; 9 blue, 3 green, 16 red; 1 red, 1 blue, 16 green; 18 red, 8 blue, 11 green
+Game 67: 1 blue, 1 green, 2 red; 5 green, 8 red, 2 blue; 7 red, 1 blue
+Game 68: 3 blue, 10 red; 13 red, 1 green; 5 blue, 5 red; 2 blue, 1 green, 16 red; 16 red, 3 blue
+Game 69: 7 red, 1 blue, 3 green; 14 green, 2 blue; 3 green, 2 blue; 4 red, 1 green, 1 blue; 10 red, 14 green, 2 blue
+Game 70: 10 green, 12 red; 5 red, 7 green; 1 blue, 6 red, 11 green
+Game 71: 16 green, 13 red, 10 blue; 7 red, 7 blue, 15 green; 17 green, 13 red, 1 blue; 5 blue, 8 green, 11 red; 7 red, 1 blue, 15 green; 15 green, 4 blue, 2 red
+Game 72: 3 blue, 3 red; 2 blue, 3 red, 1 green; 1 red, 1 blue, 3 green; 1 green, 2 blue, 3 red; 3 blue, 1 green, 1 red; 1 blue, 4 red
+Game 73: 10 blue, 11 red, 5 green; 6 green, 9 blue, 4 red; 10 red, 5 green, 9 blue
+Game 74: 6 green, 17 blue; 1 red, 1 blue, 11 green; 2 blue, 1 red, 3 green
+Game 75: 11 red, 11 green, 3 blue; 11 red, 1 blue, 6 green; 4 green, 3 blue, 8 red
+Game 76: 3 green, 3 blue, 12 red; 3 blue, 15 green, 3 red; 4 red, 15 green, 2 blue
+Game 77: 13 blue, 11 red, 1 green; 3 red, 12 green, 12 blue; 7 red, 15 green, 4 blue; 5 red, 2 green, 3 blue
+Game 78: 4 red, 8 blue, 2 green; 7 blue, 3 green, 7 red; 3 green, 13 blue; 3 red, 4 green
+Game 79: 7 blue, 13 red, 8 green; 7 green, 15 red, 9 blue; 2 green, 8 red, 10 blue; 13 blue, 20 red, 7 green; 11 red, 2 green, 14 blue
+Game 80: 12 red; 2 blue, 15 red, 3 green; 1 blue, 1 green, 2 red; 1 green; 1 green, 3 blue, 13 red; 1 green, 2 blue, 1 red
+Game 81: 11 blue; 6 blue, 8 green, 4 red; 7 blue, 1 red, 1 green
+Game 82: 9 blue, 1 red; 3 blue, 1 red, 3 green; 8 blue, 8 green, 2 red; 5 blue
+Game 83: 7 blue, 13 red; 4 blue, 2 green, 3 red; 15 blue, 9 red, 1 green; 14 red, 1 green, 12 blue
+Game 84: 8 blue, 1 green, 20 red; 9 green, 20 red, 18 blue; 16 red, 15 blue, 5 green; 15 red, 10 green, 16 blue; 11 green, 14 red, 12 blue
+Game 85: 1 red, 2 blue, 9 green; 13 green, 3 blue, 5 red; 1 green, 1 red, 3 blue; 8 green, 2 blue, 1 red
+Game 86: 10 red, 6 blue, 11 green; 1 red, 11 green; 7 blue, 6 red, 11 green
+Game 87: 14 red, 4 blue, 4 green; 14 red, 4 blue, 7 green; 12 red, 11 green, 5 blue; 5 blue, 12 red
+Game 88: 3 green, 4 blue, 11 red; 3 green, 4 blue, 3 red; 10 red, 3 green; 3 blue, 2 red, 2 green
+Game 89: 4 blue, 2 red, 3 green; 3 green, 7 red, 13 blue; 1 green, 6 blue
+Game 90: 7 red; 5 blue, 11 red, 8 green; 8 red, 3 green, 2 blue
+Game 91: 2 blue; 4 red; 2 blue, 4 green; 3 green, 1 blue, 1 red
+Game 92: 7 blue, 10 green; 9 green, 9 blue, 7 red; 6 green; 12 red, 1 blue, 4 green; 5 red, 1 green, 13 blue
+Game 93: 7 green, 6 red, 1 blue; 3 red, 6 green, 8 blue; 1 blue, 6 green; 6 red, 15 blue, 4 green; 10 blue, 2 green, 6 red; 3 green, 5 red, 6 blue
+Game 94: 5 red, 1 green, 15 blue; 1 blue, 6 red; 2 red, 6 blue, 2 green
+Game 95: 9 blue, 4 red, 17 green; 15 green, 9 red, 10 blue; 1 blue, 13 green, 12 red
+Game 96: 1 blue, 12 green, 1 red; 3 blue, 1 green, 5 red; 2 blue, 8 red, 10 green
+Game 97: 18 blue, 7 red, 11 green; 6 red, 3 blue, 14 green; 1 red, 13 blue, 4 green
+Game 98: 5 blue, 2 green, 8 red; 12 red; 13 red, 4 blue, 4 green; 7 red, 11 blue; 10 blue, 2 green, 2 red; 6 red, 12 blue
+Game 99: 4 green, 2 blue, 4 red; 9 blue, 11 red, 1 green; 5 green
+Game 100: 2 blue, 12 green; 6 green, 1 red, 12 blue; 1 green, 5 blue, 1 red; 1 red, 12 green, 6 blue; 16 blue, 3 green