Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
For example, given n = 3, a solution set is:
"((()))", "(()())", "(())()", "()(())", "()()...
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编程语言 时间:
2014-11-29 10:32:48
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177
题目:
Given a string containing just the characters '(' and ')',
find the length of the longest valid (well-formed) parentheses substring.
For "(()", the longest valid parentheses substrin...
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其他好文 时间:
2014-11-27 23:42:23
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196
Givennpairs of parentheses, write a function to generate all combinations of well-formed parentheses.For example, givenn= 3, a solution set is:"((()))...
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其他好文 时间:
2014-11-27 12:07:41
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175
Let S = s1 s2 ... s2n be a well-formed string of parentheses. S can be encoded in two different ways:
By an integer sequence P = p1 p2 ... pn where pi is the number of left parentheses before the...
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编程语言 时间:
2014-11-26 11:27:01
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374
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/41450987
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/41450987
通过本文你能学到如下知识:
(1)对数据结构中栈的理解,特别是Stack类中的peek()方法和pop()方法的区别。
(2)理解解题思路,提高思考问题的能力。
Given a string co...
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编程语言 时间:
2014-11-24 22:40:46
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257
Longest Valid ParenthesesGiven a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses sub...
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其他好文 时间:
2014-11-21 20:31:10
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235
Generate ParenthesesGiven n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.For example, given n = 3, a...
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其他好文 时间:
2014-11-21 20:12:47
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175
Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring.For "(()", the lon...
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其他好文 时间:
2014-11-21 14:00:49
阅读次数:
172
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.For example, given n = 3, a solution set is:"((...
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其他好文 时间:
2014-11-21 06:58:22
阅读次数:
262
1 class Solution { 2 public: 3 void push(char c){ //插入结点 4 struct node *n=new struct node; 5 n->nex=0; 6 n->ch=c; 7 n->pre=las...
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其他好文 时间:
2014-11-19 00:28:28
阅读次数:
167