2015年5月12日

摘要: 题目:Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the long... 阅读全文
posted @ 2015-05-12 18:49 承续缘 阅读(145) 评论(0) 推荐(0)
摘要: 题目:Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid.The brackets must close in the corre... 阅读全文
posted @ 2015-05-12 15:20 承续缘 阅读(146) 评论(0) 推荐(0)

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