13 lines
249 B
Python
13 lines
249 B
Python
lines = sorted(int(x.strip()) for x in open("input.txt"))
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prevs = [0, 0, 0, 1]
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last = 0
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for line in lines:
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mov = line - last
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last = line
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if mov > 0:
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prevs = prevs[mov:] + [0]*mov
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prevs[-1] = sum(prevs)
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print(prevs[-1])
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