19 lines
365 B
Python
19 lines
365 B
Python
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import sys
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def find_sum(l, total):
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for i in l:
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m = list(filter(lambda x: i + x == total, l))
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if m:
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return (i, m[0])
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return (None, None)
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ns = []
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with open("input") as f:
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for n in f:
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n=int(n)
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n1, n2 = find_sum(ns, 2020-n)
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if n1:
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print(n1*n2*n)
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sys.exit(0)
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ns.append(n)
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