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STL vector中的crbegin方法(7)
其实crbegin就相当于cbegin+rbegin. 关于这两个函数可以看我的上两篇博文。 public member function std::vector::crbegin const_reverse_iterator crbegin() const noexcept; Return const_reverse_iterator to ...
分类:其他好文   时间:2014-08-11 08:27:33    阅读次数:262
原地逆置列表reverseList
//逆置单链表,原地操作,只需要遍历一遍 private?ListNode?reverse(ListNode?head) { ????ListNode?pre?=?null; ????ListNode?cur?=?head; ????while(cur!=null) ????{ ???????...
分类:其他好文   时间:2014-08-10 13:12:50    阅读次数:284
【leetcode】Add Two Numbers 解析以及拓展
题目: You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a linked list. Input: (2 -> 4 -> 3) + (5 -> 6 -> 4) Outpu...
分类:其他好文   时间:2014-08-10 13:08:30    阅读次数:296
Evaluate Reverse Polish Notation
说明:使用一个数字栈即可。(也可用数组链表模拟栈)
分类:其他好文   时间:2014-08-10 01:41:49    阅读次数:191
STL vector中的rbegin方法(5)
public member function std::vector::rbegin C++98 C++11 reverse_iterator rbegin() noexcept; const_reverse_iterator rbegin() const noexcept; Return reverse iterator...
分类:其他好文   时间:2014-08-09 23:22:42    阅读次数:684
LeetCode第七题,Reverse Integer
题目 Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = -123, return -321 click to show spoilers. Have you thought about this? Here are some good questions to ask...
分类:其他好文   时间:2014-08-09 00:13:36    阅读次数:309
Evaluate Reverse Polish Notation
Evaluate the value of an arithmetic expression in Reverse Polish Notation.Valid operators are +, -, *, /. Each operand may be an integer or another ex...
分类:其他好文   时间:2014-08-08 23:49:56    阅读次数:314
(LeetCode)Reverse Words in a String
思路:依次遍历输入string的每一个字符, 若当前字符是空格,则循环继续;否则,读取一个单词,并将其加入新string的头部;重复上述步骤。 1 void reverseWords( string &s ) { 2 string rStr = ""; 3 int size = s....
分类:其他好文   时间:2014-08-08 21:13:56    阅读次数:207
【LeetCode】Reverse Linked List II
Reverse a linked list from position m to n. Do it in-place and in one-pass. For example: Given 1->2->3->4->5->NULL, m = 2 and n = 4, return 1->4->3->2->5->NULL. Note: Given m, n satisfy t...
分类:其他好文   时间:2014-08-07 19:02:50    阅读次数:251
Add Two Numbers
题目You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a singl...
分类:其他好文   时间:2014-08-07 12:51:00    阅读次数:188
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