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Ingy döt Net 2013-04-10 16:57:12 -07:00
parent 518da4a923
commit 764da6cbbb
6144 changed files with 83610 additions and 11 deletions
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3
Task/Combinations/Python/combinations-1.py Normal file
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>>> from itertools import combinations
>>> list(combinations(range(5),3))
[(0, 1, 2), (0, 1, 3), (0, 1, 4), (0, 2, 3), (0, 2, 4), (0, 3, 4), (1, 2, 3), (1, 2, 4), (1, 3, 4), (2, 3, 4)]

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Task/Combinations/Python/combinations-2.py Normal file
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def comb(m, lst):
if m == 0:
return [[]]
else:
return [[x] + suffix for i, x in enumerate(lst)
for suffix in comb(m - 1, lst[i + 1:])]

2
Task/Combinations/Python/combinations-3.py Normal file
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>>> comb(3, range(5))
[[0, 1, 2], [0, 1, 3], [0, 1, 4], [0, 2, 3], [0, 2, 4], [0, 3, 4], [1, 2, 3], [1, 2, 4], [1, 3, 4], [2, 3, 4]]

6
Task/Combinations/Python/combinations-4.py Normal file
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def comb(m, s):
if m == 0: return [[]]
if s == []: return []
return [s[:1] + a for a in comb(m-1, s[1:])] + comb(m, s[1:])
print comb(3, range(5))