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32 lines
1.3 KiB
32 lines
1.3 KiB
2 years ago
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lines = [ [int(j) for j in list(i)] for i in open("input.txt", 'r').read().splitlines()]
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flashes = 0
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for i in range(100):
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lines = [ [x+1 for x in y] for y in lines]
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flashed = True
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while flashed:
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flashed = False
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for x in range(10):
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for y in range(10):
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if lines[x][y] > 9:
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flashes += 1
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lines[x][y] = 0
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flashed = True
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if x != 0 and lines[x-1][y] != 0:
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lines[x-1][y] += 1
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if x != 0 and y != 9 and lines[x-1][y+1] != 0:
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lines[x-1][y+1] += 1
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if y != 9 and lines[x][y+1] != 0:
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lines[x][y+1] += 1
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if x != 9 and y != 9 and lines[x+1][y+1] != 0:
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lines[x+1][y+1] += 1
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if x != 9 and lines[x+1][y] != 0:
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lines[x+1][y] += 1
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if x != 9 and y != 0 and lines[x+1][y-1] != 0:
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lines[x+1][y-1] += 1
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if y != 0 and lines[x][y-1] != 0:
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lines[x][y-1] += 1
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if x != 0 and y != 0 and lines[x-1][y-1] != 0:
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lines[x-1][y-1] += 1
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print(flashes)
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