day2 solution
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b3ffab172d
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b99c652662
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Game 1: 9 red, 2 green, 13 blue; 10 blue, 2 green, 13 red; 8 blue, 3 red, 6 green; 5 green, 2 red, 1 blue
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Game 2: 2 green, 2 blue, 16 red; 14 red; 13 red, 13 green, 2 blue; 7 red, 7 green, 2 blue
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Game 3: 6 red, 4 green, 7 blue; 7 blue, 9 red, 3 green; 2 red, 4 green; 6 red, 2 blue; 7 blue, 9 red, 5 green
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Game 4: 8 red, 2 green, 2 blue; 5 red, 2 blue, 3 green; 7 red, 9 green, 2 blue; 10 blue, 16 green, 1 red; 6 blue, 1 green, 8 red
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Game 5: 12 blue, 6 red, 1 green; 10 green, 8 blue, 15 red; 1 green, 12 red, 11 blue; 3 green, 11 blue, 1 red; 7 blue, 5 red, 5 green; 11 green, 2 blue
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Game 6: 3 blue, 10 green, 2 red; 5 green; 6 blue, 3 red
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Game 7: 3 green, 1 blue, 4 red; 3 red, 13 blue; 14 blue, 6 red; 7 green, 15 blue, 9 red; 1 green, 3 red, 9 blue
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Game 8: 19 red, 1 green, 4 blue; 14 blue; 2 red, 3 blue
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Game 9: 5 green, 14 blue, 3 red; 8 red, 16 blue, 5 green; 12 green, 15 red, 4 blue; 14 blue, 17 red; 6 red, 11 blue, 8 green
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Game 10: 9 red, 7 blue; 6 red, 3 blue, 4 green; 1 red, 5 green, 3 blue; 5 red, 9 green, 6 blue; 7 blue, 6 green
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Game 11: 2 blue, 10 green; 11 green; 2 green, 1 red, 2 blue; 2 blue, 1 green, 1 red; 2 blue, 18 green
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Game 12: 6 green, 2 red; 2 green; 11 red, 6 green, 1 blue
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Game 13: 1 blue, 10 red, 2 green; 2 green, 7 red; 9 green, 9 red; 1 red, 4 green
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Game 14: 7 red, 15 green, 17 blue; 10 green, 6 red, 12 blue; 3 blue, 7 red, 3 green
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Game 15: 8 green; 10 red, 17 green, 1 blue; 9 red, 1 blue; 6 green, 8 red; 1 green, 1 red; 17 green, 2 red
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Game 16: 3 blue, 2 green, 7 red; 12 blue, 9 red, 5 green; 8 green, 3 blue, 5 red; 6 red, 2 blue, 11 green; 3 green, 8 blue, 9 red; 1 green, 5 red, 12 blue
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Game 17: 2 green, 1 blue, 3 red; 1 blue, 1 green, 4 red; 2 blue, 2 green, 11 red; 1 red, 2 green; 2 blue, 10 red, 2 green
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Game 18: 3 blue, 3 red; 8 blue, 1 green, 5 red; 4 green, 6 blue, 3 red
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Game 19: 9 red, 3 green, 14 blue; 15 red, 2 blue, 1 green; 2 green, 15 red, 5 blue; 3 red, 3 blue, 1 green
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Game 20: 2 red, 1 blue, 5 green; 11 blue, 1 red, 4 green; 6 blue, 2 red, 2 green; 13 blue, 2 red, 10 green; 7 green, 13 blue
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Game 21: 3 red, 1 green, 1 blue; 3 red, 7 blue, 1 green; 1 green, 4 red, 7 blue; 1 green; 6 blue, 3 red; 2 red, 6 blue
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Game 22: 7 red, 5 green, 2 blue; 14 red; 2 blue, 5 green, 15 red; 1 blue, 5 green, 14 red; 13 red, 1 green; 3 red, 1 green
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Game 23: 2 green, 8 blue, 5 red; 3 blue, 9 red; 9 blue, 2 green; 9 red, 2 green, 5 blue; 5 red, 2 green
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Game 24: 14 green, 7 blue, 2 red; 7 blue, 3 red, 16 green; 1 blue, 5 red, 6 green; 3 blue, 7 red, 2 green; 7 red, 9 green
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Game 25: 3 blue, 8 red, 15 green; 2 red, 8 green, 2 blue; 16 red, 3 blue, 13 green
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Game 26: 1 blue, 9 red, 8 green; 6 green, 1 red, 3 blue; 7 red, 8 blue, 6 green; 9 red, 7 green
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Game 27: 6 red, 9 green, 1 blue; 8 green, 3 red, 1 blue; 8 green, 15 red; 14 red, 11 green, 2 blue; 11 green, 4 red, 2 blue; 1 blue, 16 red
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Game 28: 6 green, 10 blue, 4 red; 6 red, 2 blue, 6 green; 6 green, 14 blue, 17 red; 9 green, 1 red, 9 blue
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Game 29: 10 blue, 2 red; 3 red, 11 green, 7 blue; 8 green, 2 blue, 7 red; 17 green, 5 blue, 9 red; 19 green, 10 red, 9 blue
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Game 30: 6 blue, 9 green, 6 red; 17 green, 10 blue, 8 red; 17 green, 12 red, 7 blue
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Game 31: 9 red, 1 green, 1 blue; 3 red; 6 red, 1 blue, 1 green; 2 blue, 7 red
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Game 32: 3 green, 8 blue; 5 red, 4 green, 2 blue; 10 blue, 3 green; 2 green, 4 blue; 2 green, 16 blue, 2 red
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Game 33: 2 red, 8 blue; 2 green, 6 red, 1 blue; 7 red, 12 blue; 1 red, 1 green, 7 blue; 1 green, 3 red, 2 blue
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Game 34: 15 green; 1 red, 6 green; 6 blue, 1 red, 17 green; 14 green, 3 blue; 11 green, 1 red; 4 green, 1 blue
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Game 35: 4 red, 3 green, 12 blue; 20 blue, 2 red, 2 green; 4 red, 4 green, 8 blue
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Game 36: 8 red, 7 green; 15 red, 2 blue, 3 green; 2 red, 1 blue, 5 green; 4 green, 1 blue, 9 red; 14 red, 1 blue, 1 green; 11 green, 12 red
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Game 37: 3 red, 3 green, 8 blue; 3 blue; 1 green, 3 blue, 2 red; 1 red, 2 blue, 2 green
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Game 38: 18 red, 12 blue, 7 green; 7 blue, 10 red, 10 green; 1 green, 6 blue, 10 red; 7 red, 3 blue, 12 green; 9 green, 5 blue, 3 red
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Game 39: 2 blue, 2 green, 2 red; 5 blue, 1 green; 1 blue; 1 red, 5 blue, 2 green
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Game 40: 4 blue, 1 green; 5 blue, 1 red, 7 green; 2 red, 5 green, 5 blue
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Game 41: 15 blue, 3 green, 16 red; 16 blue, 18 red, 8 green; 8 green, 1 blue, 12 red; 11 blue, 5 green, 18 red; 5 green, 20 red, 17 blue
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Game 42: 7 red, 10 green; 1 blue, 5 red, 6 green; 6 red, 3 blue, 9 green; 6 green, 3 blue, 8 red; 4 green, 4 red, 2 blue; 2 blue, 1 green
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Game 43: 6 blue, 5 red, 1 green; 2 green; 2 blue, 1 red; 4 green, 5 blue, 2 red
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Game 44: 10 green; 8 green; 10 green, 2 blue, 10 red
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Game 45: 9 green, 3 red; 8 green, 2 blue; 2 green, 8 blue
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Game 46: 2 red, 9 blue, 9 green; 6 red, 10 green, 11 blue; 5 red, 4 green, 3 blue; 3 red, 2 green, 14 blue; 5 green, 5 red, 12 blue; 1 red, 9 green, 18 blue
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Game 47: 2 red, 3 blue; 2 green; 2 green, 3 blue
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Game 48: 9 green, 6 red, 1 blue; 3 blue, 12 green, 8 red; 4 red, 5 green, 5 blue; 14 green, 5 red; 1 red, 18 green, 4 blue
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Game 49: 11 red, 10 green, 12 blue; 4 green, 6 red, 6 blue; 9 red, 3 blue, 7 green; 6 red, 10 green, 14 blue; 8 blue, 10 red, 5 green; 6 blue, 17 green, 6 red
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Game 50: 8 blue, 4 green, 2 red; 1 red; 10 green, 4 blue, 1 red; 5 green, 8 blue, 2 red; 6 red, 1 blue, 3 green; 6 blue, 6 red, 1 green
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Game 51: 3 red, 3 blue, 2 green; 8 green, 5 red; 11 red, 11 green, 2 blue; 12 green, 2 blue, 19 red; 12 red, 1 blue, 12 green; 10 green, 1 blue, 3 red
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Game 52: 2 blue, 15 red; 19 red, 4 green; 11 red, 3 green, 6 blue; 1 green, 2 blue, 8 red; 3 blue, 6 red; 1 green, 7 blue, 1 red
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Game 53: 1 green; 2 green, 1 blue; 1 red
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Game 54: 1 red, 1 green, 12 blue; 1 green, 5 red, 12 blue; 2 green, 4 blue; 13 blue, 2 red, 2 green; 2 green, 10 blue, 1 red; 5 red, 1 green, 7 blue
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Game 55: 4 green, 16 blue, 11 red; 6 red, 15 blue; 6 blue, 4 green, 5 red; 10 blue, 10 red, 3 green
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Game 56: 3 red, 8 blue, 11 green; 9 green, 5 red, 4 blue; 1 blue, 4 red, 4 green
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Game 57: 3 red, 12 green, 7 blue; 13 green, 14 blue, 1 red; 4 red, 6 green, 9 blue; 12 blue, 13 green
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Game 58: 4 red, 4 blue, 3 green; 3 blue, 4 red; 11 green, 2 blue, 2 red
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Game 59: 12 green, 5 red, 1 blue; 7 red, 1 blue, 3 green; 17 green, 2 blue, 4 red; 12 red, 17 green; 7 red, 10 green, 2 blue
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Game 60: 5 blue, 3 green; 5 green, 11 red, 12 blue; 1 red, 2 blue, 15 green
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Game 61: 12 blue, 1 green, 12 red; 14 blue, 12 green, 5 red; 7 red, 12 blue, 16 green
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Game 62: 1 green, 8 red, 8 blue; 11 blue, 2 red; 1 green, 10 blue, 12 red; 7 red, 2 blue, 1 green; 6 red, 1 green, 11 blue; 1 green, 6 red, 6 blue
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Game 63: 17 green, 16 red, 10 blue; 9 red, 14 green, 11 blue; 5 green, 16 red
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Game 64: 12 red, 1 green, 1 blue; 4 blue, 7 red; 10 blue, 4 green, 6 red; 8 blue, 4 red, 13 green; 13 green, 9 blue, 9 red; 13 blue, 7 red, 3 green
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Game 65: 4 blue, 3 green, 4 red; 10 blue, 5 red, 7 green; 1 red, 4 blue, 3 green; 13 green, 1 red, 9 blue; 8 green, 3 blue
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Game 66: 17 green, 13 red, 3 blue; 15 green, 2 red, 4 blue; 10 red, 4 blue, 5 green; 6 red, 5 blue, 7 green; 3 red, 10 green, 1 blue
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Game 67: 10 blue; 4 blue, 4 red; 4 blue, 3 green, 3 red; 1 green, 5 blue, 3 red
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Game 68: 6 green, 6 blue, 3 red; 13 blue, 1 red; 14 blue, 6 red, 2 green; 14 blue, 7 red, 2 green
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Game 69: 2 green, 2 blue, 3 red; 1 red, 6 blue, 4 green; 8 green, 9 red; 2 green
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Game 70: 2 red, 7 green; 1 red, 10 green, 1 blue; 6 blue, 14 green; 6 green, 2 blue, 1 red; 5 blue, 10 green, 2 red; 2 blue, 11 green
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Game 71: 6 blue, 4 red, 7 green; 13 green, 6 red, 3 blue; 8 green, 2 blue, 4 red
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Game 72: 3 blue, 1 green, 11 red; 5 green, 11 blue, 4 red; 7 blue, 13 red; 14 blue, 12 red, 5 green
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Game 73: 8 red, 19 blue, 4 green; 15 green, 3 red, 16 blue; 7 blue, 9 red
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Game 74: 5 green, 8 red, 6 blue; 8 green, 9 red; 11 green, 6 blue
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Game 75: 1 green, 6 red, 4 blue; 2 green, 13 blue, 6 red; 10 red, 1 green, 10 blue
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Game 76: 3 blue, 6 green, 2 red; 7 red, 6 blue, 4 green; 5 blue, 6 red, 3 green
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Game 77: 17 red, 6 green; 7 green, 12 red, 4 blue; 4 red, 7 green, 14 blue
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Game 78: 1 green, 15 red, 5 blue; 16 green, 3 red, 18 blue; 13 blue, 1 red, 13 green
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Game 79: 7 red, 1 blue, 3 green; 2 green, 5 red; 5 green, 2 blue, 8 red; 11 red, 1 blue, 3 green
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Game 80: 9 blue, 4 red; 4 green, 3 blue, 4 red; 7 red, 9 blue, 4 green; 5 red, 9 blue, 4 green; 3 red, 11 blue, 5 green; 6 red, 4 green, 11 blue
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Game 81: 1 red, 16 green, 2 blue; 4 red, 15 green, 10 blue; 2 red, 9 blue, 17 green; 10 blue, 16 green
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Game 82: 4 blue, 3 green; 2 green, 3 blue; 4 blue, 2 red, 2 green; 2 red, 1 green
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Game 83: 10 blue, 8 red, 19 green; 8 red, 4 blue, 17 green; 2 blue, 9 red, 6 green; 11 blue, 2 red, 17 green; 1 red, 17 green, 8 blue
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Game 84: 4 blue, 1 red, 6 green; 7 blue, 10 green, 4 red; 1 green, 7 blue, 1 red
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Game 85: 1 blue, 2 red, 1 green; 5 blue, 2 green, 9 red; 1 green, 2 red, 10 blue
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Game 86: 17 blue, 9 green, 9 red; 19 red, 12 green, 11 blue; 19 red, 9 green, 17 blue
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Game 87: 11 green, 6 red; 1 green, 4 blue; 16 green, 5 red; 14 green, 1 red, 14 blue; 12 blue, 8 green, 6 red; 4 red, 11 blue, 2 green
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Game 88: 6 green, 7 red, 1 blue; 5 red, 1 green, 1 blue; 3 red, 6 green
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Game 89: 1 green, 8 blue, 1 red; 8 red, 1 green; 4 red, 6 blue; 4 red, 10 blue; 8 red, 9 blue, 1 green
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Game 90: 6 blue, 12 green; 1 red, 4 blue, 14 green; 5 red, 5 blue, 6 green; 1 blue, 3 red, 3 green; 7 green, 4 blue; 2 green, 2 red, 1 blue
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Game 91: 2 blue, 12 red, 4 green; 7 green, 6 red; 1 blue, 7 green, 6 red; 5 green, 5 red, 1 blue; 1 blue, 11 green, 9 red; 4 red, 1 blue, 2 green
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Game 92: 4 blue, 12 green; 6 red, 4 blue, 2 green; 5 blue, 1 red, 17 green; 6 red, 4 blue, 15 green; 3 blue, 5 red, 13 green
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Game 93: 8 green, 2 blue, 16 red; 7 green, 3 blue, 8 red; 9 green, 4 red, 3 blue; 13 red, 5 blue; 5 blue, 1 green, 10 red; 1 blue, 9 red
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Game 94: 7 blue, 5 red, 14 green; 8 green, 3 blue, 1 red; 4 blue, 8 red
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Game 95: 3 blue, 4 green, 10 red; 5 blue, 17 red, 2 green; 18 red, 2 green, 5 blue; 3 blue, 3 green, 2 red; 4 blue, 18 red; 6 red, 2 green
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Game 96: 1 blue, 9 green, 2 red; 3 red, 10 green; 2 red, 8 green, 4 blue; 17 green, 2 blue; 10 green, 1 blue, 1 red; 8 green, 1 blue, 3 red
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Game 97: 9 green, 1 blue; 1 blue, 6 green; 7 blue, 3 green; 3 red; 17 green, 5 red; 1 blue, 17 green, 5 red
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Game 98: 4 blue, 7 green, 2 red; 15 green, 10 blue, 1 red; 4 blue, 5 green; 1 green, 2 red, 5 blue
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Game 99: 2 green, 1 blue, 14 red; 11 red, 6 blue, 5 green; 10 red, 18 blue, 1 green; 5 green, 9 blue, 9 red
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Game 100: 5 blue, 5 green; 7 blue, 15 green; 4 red, 7 green, 12 blue; 7 green, 1 blue; 5 blue, 9 green, 1 red
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use aoc_runner_derive::{aoc, aoc_generator};
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const MAX_RED: u32 = 12;
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const MAX_GREEN: u32 = 13;
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const MAX_BLUE: u32 = 14;
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#[derive(Debug)]
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struct Turn {
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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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#[derive(Debug)]
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struct Game {
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id: u32,
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turns: Vec<Turn>,
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}
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impl Game {
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fn part1_possible(&self) -> Option<u32> {
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for turn in self.turns.iter() {
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if turn.red > MAX_RED || turn.green > MAX_GREEN || turn.blue > MAX_BLUE {
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return None;
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}
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}
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return Some(self.id);
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}
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fn part2_power(&self) -> u32 {
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let mut max_red = 0;
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let mut max_green = 0;
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let mut max_blue = 0;
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for turn in self.turns.iter() {
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if turn.red > max_red {
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max_red = turn.red;
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}
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if turn.green > max_green {
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max_green = turn.green;
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}
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if turn.blue > max_blue {
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max_blue = turn.blue;
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}
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}
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max_red * max_green * max_blue
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}
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}
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#[aoc_generator(day2)]
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fn parse(input: &str) -> Vec<Game> {
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input
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.lines()
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.filter_map(|line| {
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if !line.is_empty() {
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let gparts: Vec<&str> = line.split(": ").collect();
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let game_id = gparts[0].split(" ").collect::<Vec<&str>>()[1]
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.parse::<u32>()
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.unwrap();
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let mut turns: Vec<Turn> = vec![];
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for whole_turn in gparts[1].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 dice_group in whole_turn.split(", ") {
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let dice_parts: Vec<&str> = dice_group.split(" ").collect();
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let count = dice_parts[0].parse::<u32>().unwrap();
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match dice_parts[1] {
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"red" => red = count,
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"green" => green = count,
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"blue" => blue = count,
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_ => println!("invalid color! {}", dice_parts[0]),
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}
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}
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turns.push(Turn { red, green, blue });
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}
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Some(Game { id: game_id, turns })
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} else {
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None
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}
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})
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.collect()
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}
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#[aoc(day2, part1)]
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fn part1_valid_game_sum(input: &[Game]) -> u32 {
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input.iter().filter_map(|game| game.part1_possible()).sum()
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}
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#[aoc(day2, part2)]
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fn part2_power_sum(input: &[Game]) -> u32 {
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input.iter().map(|game| game.part2_power()).sum()
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}
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#[cfg(test)]
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mod tests {
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// use super::*;
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}
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@ -1,5 +1,6 @@
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use aoc_runner_derive::aoc_lib;
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mod day01;
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mod day02;
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aoc_lib! { year = 2023 }
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