Evaluate Reverse Polish NotationEvaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may ...
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其他好文 时间:
2014-08-22 12:18:26
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135
Implement an algorithm to print all valid combinations of n-pairs of parentheses#includevoid f(int idx,int left,int right,char *buf){ if(left == 0 ...
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其他好文 时间:
2014-08-21 13:06:34
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168
当使用了百度地图sdk的app在64位机中运行时,会出现No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64, VALID_ARCHS=i386).的错误。这是一个兼容性的问题,要解决这个问题,我们需要将将...
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移动开发 时间:
2014-08-21 11:01:33
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263
1#ifdef_DEBUGvirtualvoidAssertValid()const;//assert(断言)valid(有效的,正确的)virtualvoidDump(CDumpContext&dc)const;//存储上下文#endif这两个函数是调试用的,第一个函数检查可用性,即是否有效第二个...
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2014-08-20 19:28:24
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254
Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another express...
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其他好文 时间:
2014-08-20 13:57:52
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176
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: Pana...
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2014-08-19 23:57:55
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475
Given a string containing only digits, restore it by returning all possible valid IP address combinations.For example:Given "25525511135",return ["255...
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2014-08-19 20:40:45
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203
Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word.
Return all such possible sentences....
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其他好文 时间:
2014-08-18 20:36:22
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231
leetcode中和括号匹配相关的问题共有三个,分别是:
Valid Parentheses
Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets m...
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2014-08-18 20:35:52
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221
Evaluate the value of an arithmetic expression in Reverse Polish Notation.
Valid operators are +, -, *, /.
Each operand may be an integer or another expression.
Some examples:
["2", "1", ...
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其他好文 时间:
2014-08-18 18:42:42
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215