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Given a collection of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.Each numb... 阅读全文
posted @ 2015-12-20 21:58
hao.ma
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Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.The same repeate... 阅读全文
posted @ 2015-12-20 21:45
hao.ma
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class Solution(object): def countAndSay(self, n): """ :type n: int :rtype: str """ s='1' for i in range(2... 阅读全文
posted @ 2015-12-20 13:50
hao.ma
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#if you want to initialize a 9*9 two-dimensional array [([""]*9) for i in range(9)]#caution: the follow code can't work [[""]*9]*9shallow copies of l... 阅读全文
posted @ 2015-12-20 11:37
hao.ma
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