11 lines
276 B
Python
11 lines
276 B
Python
n, m = map(int, input().split())
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def solve(ns, m):
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for i in range(1, n+1):
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if i in ns:
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continue
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else:
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if m == 1:
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print(" ".join(map(str, ns+(i,))))
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else:
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solve(ns+(i,), m - 1)
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solve((), m) |