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class Solution { public: /** * @param A: An integer array. * @param B: An integer array. * @return: a double whose format is *.5 or *.0 */ int check(v 阅读全文
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class Solution { public: /** * @param buildings: A list of lists of integers * @return: Find the outline of those buildings */ set<int> loc; map<int,v 阅读全文
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今天闲来无事又刷了几道。Longest Valid ParenthesesGiven a string containing just the characters'('and')', find the length of the longest valid (well-formed) parent... 阅读全文