feat: add day 2
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GPG key ID:
83B789081A0878FB
3 changed files with 182 additions and 0 deletions
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.aoc-cache/2.txt
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100
.aoc-cache/2.txt
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Game 1: 5 red, 1 green, 2 blue; 2 green, 8 blue, 6 red; 8 red, 3 blue, 2 green; 6 red, 1 green, 19 blue; 1 red, 17 blue
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Game 2: 4 red, 5 green, 2 blue; 7 red, 14 green, 3 blue; 2 green, 5 blue, 11 red; 10 blue, 3 green; 9 green, 6 blue, 13 red; 7 red, 5 green, 9 blue
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Game 3: 9 green, 18 blue, 1 red; 6 red, 10 blue, 5 green; 4 blue, 4 red, 15 green
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Game 4: 1 red, 13 green; 10 green, 2 red; 3 red, 4 green, 2 blue
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Game 5: 4 red, 2 green, 1 blue; 4 red, 9 blue; 4 green, 1 red, 6 blue; 3 blue, 2 green, 6 red; 5 red, 4 green, 1 blue
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Game 6: 6 red, 3 green, 6 blue; 3 green, 5 blue, 12 red; 3 green, 9 blue, 3 red; 13 red, 8 blue
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Game 7: 3 blue, 1 red; 3 blue, 10 green; 4 green, 5 blue
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Game 8: 11 green, 4 blue; 4 red, 4 blue, 11 green; 4 green, 3 blue; 1 blue, 6 red, 12 green
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Game 9: 1 blue, 4 green, 1 red; 5 green, 3 blue; 9 green, 4 blue; 3 blue, 1 red, 10 green; 6 green, 2 blue
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Game 10: 5 green, 6 red, 7 blue; 7 green, 5 blue, 5 red; 8 red, 6 blue, 8 green; 2 blue, 8 green, 6 red; 6 blue, 8 red, 4 green
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Game 11: 1 blue, 10 red, 10 green; 11 green, 2 blue, 16 red; 4 blue, 7 red, 14 green
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Game 12: 8 green, 9 red, 12 blue; 2 green, 4 blue, 7 red; 1 red, 9 blue, 7 green; 8 green, 2 red, 10 blue; 1 green, 5 red, 5 blue; 6 green, 5 red, 1 blue
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Game 13: 3 green, 1 blue, 6 red; 1 green, 10 red; 1 blue, 15 red, 2 green
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Game 14: 2 green, 6 blue; 1 green, 2 blue, 2 red; 5 blue, 1 green, 2 red; 4 green, 5 blue, 4 red; 4 red, 5 green, 4 blue; 1 red, 5 green, 6 blue
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Game 15: 12 green, 7 blue; 19 green; 11 blue, 16 green, 1 red; 1 red, 2 green, 3 blue; 8 blue, 1 red, 19 green; 14 blue, 3 green, 1 red
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Game 16: 2 green, 13 blue, 3 red; 5 red, 12 blue; 6 blue, 8 red; 4 red, 1 green, 4 blue; 1 green, 15 blue; 4 blue, 2 green, 1 red
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Game 17: 11 blue, 7 green, 2 red; 12 red, 8 green, 8 blue; 2 red, 6 blue, 6 green
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Game 18: 1 green, 2 blue; 2 green, 1 blue, 4 red; 3 green, 16 red; 2 red, 3 green
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Game 19: 11 blue, 3 green, 3 red; 11 blue, 5 green; 3 green, 3 red, 8 blue
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Game 20: 1 green, 6 blue; 4 blue, 6 green; 1 red, 10 green; 12 green; 5 blue, 1 red, 4 green; 1 green, 5 blue
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Game 21: 7 green, 3 blue; 1 red, 5 blue, 6 green; 1 red, 11 green; 8 blue, 1 red, 10 green; 1 red, 5 blue, 3 green
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Game 22: 3 red, 1 blue; 3 green, 1 red, 1 blue; 7 green, 2 blue
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Game 23: 12 green, 1 red, 2 blue; 10 blue, 1 green, 1 red; 9 blue, 8 green
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Game 24: 5 blue, 6 green, 6 red; 3 blue, 1 red; 8 blue, 2 green, 12 red; 1 green, 2 blue, 14 red; 2 blue, 5 green, 15 red
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Game 25: 6 red, 13 green; 1 blue, 1 red, 3 green; 1 blue, 12 red, 10 green
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Game 26: 16 red, 2 blue, 7 green; 1 blue, 7 green, 8 red; 1 blue, 3 red, 9 green
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Game 27: 4 blue, 15 green; 6 green, 2 blue, 1 red; 9 blue, 10 green, 4 red; 3 red, 3 green, 6 blue; 11 blue, 7 red, 11 green; 6 red, 5 green, 13 blue
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Game 28: 10 blue, 8 red, 10 green; 4 blue, 11 red, 6 green; 8 red, 9 green, 10 blue; 4 red, 9 green, 2 blue
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Game 29: 4 red, 9 green, 7 blue; 10 blue, 6 green, 4 red; 1 green, 2 red, 10 blue; 3 green, 9 blue
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Game 30: 6 blue, 9 green, 10 red; 6 blue, 4 red; 5 green, 2 blue; 5 green, 2 red, 2 blue; 6 blue, 8 green
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Game 31: 7 blue; 2 green, 6 blue; 1 red, 9 blue, 5 green
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Game 32: 8 blue, 2 red, 4 green; 6 red, 2 blue, 1 green; 14 blue, 8 green, 8 red
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Game 33: 1 green, 1 red, 1 blue; 2 blue, 1 green, 12 red; 1 green, 1 red; 1 blue, 2 red, 1 green; 7 red, 2 green, 2 blue
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Game 34: 3 blue; 2 blue; 10 red, 1 blue, 1 green; 5 red; 1 green, 1 red, 1 blue; 1 green, 2 red
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Game 35: 10 green, 1 red, 16 blue; 4 red, 10 blue, 9 green; 1 green, 7 blue, 5 red
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Game 36: 1 blue, 3 red, 16 green; 1 blue, 3 red, 1 green; 9 green, 3 red, 8 blue; 14 green, 6 blue, 3 red; 3 red, 12 green, 4 blue
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Game 37: 11 red, 3 blue; 15 red, 8 blue, 6 green; 6 green, 19 red, 11 blue; 1 green, 4 blue, 14 red; 12 blue, 5 red, 8 green; 4 blue, 9 red
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Game 38: 4 green, 10 blue, 3 red; 1 green, 1 red, 11 blue; 2 red, 12 blue
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Game 39: 3 green, 1 red, 4 blue; 9 green, 1 red, 18 blue; 4 red, 4 green, 17 blue; 4 red, 10 blue, 14 green
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Game 40: 5 red, 4 green, 8 blue; 1 green, 9 blue; 9 blue, 3 red, 6 green; 8 red, 9 blue, 9 green
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Game 41: 1 blue, 9 red, 3 green; 9 red, 10 green, 15 blue; 13 red, 8 green, 8 blue; 19 red, 6 blue, 2 green; 7 green, 5 blue, 12 red
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Game 42: 15 blue; 1 red, 1 green, 9 blue; 6 blue, 1 red; 1 green, 4 blue
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Game 43: 1 green, 8 blue, 2 red; 1 red, 1 green, 6 blue; 7 blue; 7 blue, 3 red, 1 green; 2 red, 5 blue
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Game 44: 7 green, 11 blue, 6 red; 9 green, 8 blue; 4 red, 15 green; 12 green, 14 blue, 8 red
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Game 45: 4 red, 4 green; 14 green; 4 green, 2 blue; 1 blue, 12 red, 5 green; 3 red, 6 green; 11 red, 1 green
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Game 46: 2 blue, 1 green, 1 red; 1 blue, 6 green, 1 red; 2 blue, 1 red, 1 green; 5 green
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Game 47: 1 blue, 1 red; 14 red; 3 green, 2 blue, 17 red; 4 green
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Game 48: 1 red, 11 green, 2 blue; 1 red, 11 green, 6 blue; 13 green, 1 blue, 3 red; 3 green, 4 red, 6 blue; 12 green, 5 blue, 1 red; 2 red, 4 green, 4 blue
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Game 49: 5 blue, 3 green; 2 green, 8 blue; 5 blue; 4 green, 5 blue, 1 red; 4 green, 7 blue; 1 green, 3 blue
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Game 50: 3 red, 5 green, 2 blue; 9 green, 7 red, 4 blue; 3 blue, 6 red, 13 green; 6 blue, 8 red, 9 green
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Game 51: 2 green, 11 red, 7 blue; 5 blue, 13 red; 1 green, 2 blue, 3 red; 6 blue, 8 red; 11 red, 2 green, 4 blue
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Game 52: 15 blue, 1 green, 4 red; 4 green, 10 blue, 2 red; 6 red, 18 blue, 1 green
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Game 53: 2 red, 10 green, 6 blue; 4 green, 3 blue, 3 red; 17 blue, 19 green, 5 red; 6 blue, 6 green, 9 red; 5 blue, 17 green, 7 red
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Game 54: 9 blue, 8 red, 6 green; 6 red, 8 green; 1 green, 6 blue, 1 red; 5 red, 4 green, 9 blue; 5 blue, 2 green, 5 red
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Game 55: 8 blue, 8 red, 10 green; 3 red, 4 green, 9 blue; 4 red, 3 green, 7 blue
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Game 56: 3 red, 6 green, 1 blue; 5 green, 1 blue, 1 red; 1 red, 2 green; 10 green
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Game 57: 1 green, 4 blue, 12 red; 17 red, 7 blue, 10 green; 17 red, 5 blue, 3 green
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Game 58: 1 red, 5 green, 14 blue; 5 green, 6 red, 7 blue; 4 blue, 8 green; 3 red, 9 green, 7 blue; 8 blue, 8 green, 6 red; 8 green, 7 blue, 5 red
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Game 59: 3 green, 5 red; 2 red, 13 green, 1 blue; 19 green, 1 red, 1 blue; 19 green, 1 blue; 18 green, 1 blue, 5 red; 6 red, 9 green
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Game 60: 5 red, 1 green, 6 blue; 8 red, 6 blue, 14 green; 8 green, 8 red, 3 blue; 2 blue, 5 green, 3 red; 4 blue, 1 red, 14 green
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Game 61: 7 red, 4 blue, 2 green; 2 green, 8 red, 9 blue; 5 blue, 2 green, 8 red; 8 red, 1 green, 8 blue
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Game 62: 6 red, 3 blue; 1 blue, 2 red, 2 green; 3 red, 1 blue
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Game 63: 2 red, 1 blue, 2 green; 1 blue, 1 green; 2 green, 4 red; 3 green, 2 red; 2 green
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Game 64: 5 green, 6 blue, 7 red; 2 red, 5 green, 8 blue; 7 green, 9 blue, 1 red; 4 green, 5 blue; 19 blue, 5 green, 13 red
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Game 65: 3 red, 1 blue, 4 green; 5 green, 3 blue; 9 green, 1 red, 10 blue
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Game 66: 6 red, 13 green, 2 blue; 2 blue, 5 red, 9 green; 18 red; 2 green, 1 blue, 1 red; 19 red, 10 green; 1 blue, 15 green, 13 red
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Game 67: 8 blue, 3 red; 1 red, 12 green, 7 blue; 4 red, 6 blue, 5 green; 11 green, 10 blue, 7 red; 5 red, 9 green, 14 blue
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Game 68: 1 red, 3 green; 10 blue, 1 red, 3 green; 1 green, 17 blue; 16 blue; 6 blue
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Game 69: 11 green, 5 blue, 8 red; 2 red, 5 green, 1 blue; 10 green, 2 blue; 11 green, 7 red, 4 blue
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Game 70: 2 green, 1 blue, 13 red; 16 green, 20 red, 4 blue; 10 red
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Game 71: 10 blue, 6 green, 7 red; 5 red, 5 green, 2 blue; 7 green, 4 red, 5 blue; 1 red, 8 blue; 5 red, 1 blue, 8 green; 5 blue, 1 red, 5 green
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Game 72: 2 red, 4 green; 2 green, 2 red, 1 blue; 3 blue, 3 green, 2 red; 2 green
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Game 73: 5 red, 19 blue; 12 blue, 4 green, 16 red; 14 red, 11 blue, 1 green
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Game 74: 2 red, 1 green, 9 blue; 5 blue, 1 green, 2 red; 2 green, 1 red, 13 blue; 2 green, 1 red, 3 blue
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Game 75: 7 blue, 1 red, 18 green; 17 green, 8 red, 13 blue; 15 blue, 4 red
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Game 76: 1 green, 12 red, 13 blue; 5 green, 11 blue, 12 red; 10 red, 1 green; 10 red, 2 blue; 5 red, 2 green; 2 green, 17 blue, 3 red
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Game 77: 2 blue, 1 red, 1 green; 7 red; 7 red, 3 blue, 2 green; 10 green, 1 red; 3 red, 7 blue, 6 green
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Game 78: 10 red, 2 blue, 2 green; 1 blue, 6 red, 4 green; 12 red, 8 green; 6 green, 8 red, 7 blue; 11 green, 5 blue, 6 red
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Game 79: 7 green, 5 red; 6 blue, 2 green, 15 red; 9 blue, 2 red, 12 green; 1 blue, 4 red, 10 green; 4 blue, 12 green, 11 red; 5 green, 3 red, 5 blue
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Game 80: 1 green, 13 blue, 2 red; 2 red, 1 green, 13 blue; 7 blue, 8 red
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Game 81: 1 green, 2 red, 11 blue; 5 red, 3 blue; 1 green, 1 red; 14 red, 1 green
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Game 82: 12 red, 3 blue, 8 green; 15 red, 9 blue, 8 green; 6 blue, 13 red, 8 green
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Game 83: 4 blue, 6 green, 3 red; 7 red, 2 blue, 9 green; 6 green, 3 red
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Game 84: 4 green; 3 red, 3 blue; 4 red, 1 blue, 2 green; 1 red, 5 green, 5 blue; 1 red, 5 blue, 3 green
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Game 85: 3 red, 4 blue, 15 green; 9 green; 2 red, 4 blue, 6 green; 1 red, 4 green, 7 blue; 3 red, 10 green, 9 blue; 1 red, 13 green, 3 blue
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Game 86: 8 red, 6 blue; 3 blue, 3 green, 15 red; 12 red, 6 green, 13 blue; 15 red, 6 green, 10 blue
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Game 87: 4 red, 4 blue; 6 red, 2 blue; 5 blue, 3 green; 4 blue, 2 red
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Game 88: 4 blue, 7 green; 2 blue, 7 green; 6 green, 4 blue; 1 red, 1 blue, 2 green; 11 green, 3 blue
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Game 89: 1 blue, 12 green, 11 red; 3 red, 7 blue, 1 green; 7 green, 8 red; 6 blue, 2 green, 3 red; 7 red, 8 green; 11 blue, 5 red, 12 green
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Game 90: 1 green, 12 red, 17 blue; 14 red, 17 blue, 9 green; 6 green, 9 red, 11 blue
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Game 91: 3 green, 14 blue; 2 blue, 2 green, 6 red; 1 red, 11 blue, 1 green; 3 green, 4 red, 20 blue; 6 red, 2 green, 3 blue; 10 blue, 12 red
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Game 92: 6 blue, 7 red; 2 blue, 4 red, 1 green; 4 red, 1 green, 3 blue; 2 red, 5 blue; 8 red, 6 blue; 1 green, 2 blue, 1 red
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Game 93: 4 blue, 1 green, 4 red; 8 red, 4 green, 4 blue; 2 blue, 9 red; 1 blue, 4 red; 4 blue, 2 green, 11 red
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Game 94: 5 blue, 1 green, 7 red; 1 green, 11 blue, 1 red; 1 green, 15 blue, 4 red
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Game 95: 1 red, 3 blue; 1 red, 1 green, 8 blue; 3 red, 1 green, 3 blue; 3 red, 6 blue; 6 blue
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Game 96: 4 green, 1 blue; 7 green, 3 red; 2 blue, 9 red, 16 green; 3 blue, 4 red, 11 green
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Game 97: 6 green, 8 blue; 1 blue, 1 green; 3 green, 4 blue; 8 blue, 5 green, 2 red
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Game 98: 18 blue, 6 green; 11 green, 3 blue, 7 red; 18 blue, 3 red, 7 green; 5 red, 5 green; 8 blue, 2 green, 11 red
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Game 99: 3 red, 2 green, 3 blue; 1 red, 4 green, 1 blue; 2 green, 18 red; 15 red, 1 blue; 2 blue, 9 red, 2 green; 17 red, 3 blue, 4 green
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Game 100: 9 blue, 8 red, 16 green; 3 red, 7 green, 8 blue; 1 green, 3 red, 12 blue; 3 green, 14 blue
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src/bin/day_2.rs
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src/bin/day_2.rs
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use aoc_2022::prelude::*;
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use color_eyre::eyre::ContextCompat;
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type Input = Vec<Game>;
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struct Game(u32, Vec<Draw>);
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struct Draw {
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red: u32,
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green: u32,
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blue: u32,
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}
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fn parse(s: &str) -> Result<Input> {
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let mut games = Vec::with_capacity(s.lines().count());
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for line in s.lines() {
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let (game_id, draws_str) = line.split_once(": ")
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.wrap_err("invalid format")?;
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let (_, game_id) = game_id.split_once(" ")
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.wrap_err("invalid format")?;
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let game_id = game_id.parse()?;
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let mut draws = Vec::with_capacity(draws_str.split("; ").count());
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for draw in draws_str.split("; ") {
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let mut red = 0;
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let mut green = 0;
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let mut blue = 0;
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for colour_count in draw.split(", ") {
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let (count, colour) = colour_count.split_once(" ")
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.wrap_err("invalid format")?;
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match colour {
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"red" => red = count.parse()?,
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"green" => green = count.parse()?,
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"blue" => blue = count.parse()?,
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_ => bail!("invalid format"),
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}
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}
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draws.push(Draw {
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red,
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green,
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blue,
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});
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}
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games.push(Game(game_id, draws));
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}
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Ok(games)
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}
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#[aoc(day = 2, parse = parse, test_cases = ["day_2.txt"])]
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fn day_2(mut input: Input) -> Result<()> {
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// Part 1
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println!("Part one: ");
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const RED_TARGET: u32 = 12;
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const GREEN_TARGET: u32 = 13;
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const BLUE_TARGET: u32 = 14;
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let total = input.iter().map(|Game(game_id, draws)| {
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if draws.iter().all(|draw| draw.red <= RED_TARGET && draw.green <= GREEN_TARGET && draw.blue <= BLUE_TARGET) {
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*game_id
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} else {
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0
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}
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}).sum::<u32>();
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println!("{total}");
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// Part 2
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println!("Part two: ");
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let total = input.iter().map(|Game(_, draws)| {
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let max_red = draws.iter().map(|d| d.red).max().expect("each game must contain at least one draw");
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let max_green = draws.iter().map(|d| d.green).max().expect("each game must contain at least one draw");
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let max_blue = draws.iter().map(|d| d.blue).max().expect("each game must contain at least one draw");
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max_red * max_green * max_blue
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}).sum::<u32>();
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println!("{total}");
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Ok(())
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}
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5
test_cases/day_2.txt
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5
test_cases/day_2.txt
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Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
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Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
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Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
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Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
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Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green
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