20 lines
375 B
Python
20 lines
375 B
Python
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def parseBuses(line):
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return {i:int(x) for i, x in enumerate(line.split(",")) if x != "x"}
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def getBuses(filename):
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with open(filename, "r") as f:
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f.readline()
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return parseBuses(f.readline())
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buses = getBuses("input.txt")
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step = 1
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t = 0
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for dt, busId in buses.items():
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while (t + dt) % busId != 0:
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t += step
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step *= busId
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print(t)
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