C++实现删除给定字符串的给定字符串思路主要有这么几种实现方式: 1.KMP算法2.用STL的string的 find,然后用erase3.用C的strstr找到字串位置,然后用strncpy写到新串中4.用boost库,用正则表达式 测试过的完整代码: 第一种方法: 第二种方法,用STL 个人感觉 ...
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编程语言 时间:
2016-09-11 18:47:05
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154
题目: Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see be ...
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其他好文 时间:
2016-09-10 11:31:52
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118
Design and implement a TwoSum class. It should support the following operations: add and find. add - Add the number to an internal data structure. fin ...
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其他好文 时间:
2016-09-10 06:42:48
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158
A context menu extension is a COM object implemented as an in-proc server. The context menu extension must implement the IShellExtInit and IContextMen... ...
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编程语言 时间:
2016-09-09 18:18:16
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399
The security manager is a class that allows applications to implement a security policy. It allows an application to determine, before performing a po ...
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其他好文 时间:
2016-09-09 12:06:00
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233
69. Sqrt(x) 69. Sqrt(x) Total Accepted: 109623 Total Submissions: 418262 Difficulty: Medium Implement int sqrt(int x). Compute and return the square r ...
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编程语言 时间:
2016-09-08 23:19:39
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170
Given a nested list of integers, implement an iterator to flatten it. Each element is either an integer, or a list -- whose elements may also be integ ...
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其他好文 时间:
2016-09-08 06:19:41
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199
Implement the following operations of a stack using queues. push(x) -- Push element x onto stack. pop() -- Removes the element on top of the stack. to ...
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其他好文 时间:
2016-09-08 00:35:45
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124
题目: Implement pow(x, n). (Medium) 分析: 实现库函数求幂运算,遍历一遍是超时的,用快速幂,就是分治的思想,每次把n去掉一半。 注意:n的取值范围,n = MIN_INT时,-n会超范围,这里WA了一次。 代码: ...
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其他好文 时间:
2016-09-07 22:40:47
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190
28. Implement strStr() Implement strStr(). Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack. 子 ...
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其他好文 时间:
2016-09-07 22:25:51
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151