2014年6月9日
[LeetCode OJ] Single Number之一 ——Given an array of integers, every element appears twice except for one. Find that single one.
摘要： 1 class Solution { 2 public: 3 int singleNumber(int A[], int n) { 4 int i,j; 5 for(i=0; i<n; i++) 6 { 7 for(j... 阅读全文
posted @ 2014-06-09 23:12 Marrybe 阅读(283) 评论(0) 推荐(0) 编辑
[LeetCode OJ] Candy
摘要： There areNchildren standing in a line. Each child is assigned a rating value.You are giving candies to these children subjected to the following requi... 阅读全文
posted @ 2014-06-09 21:49 Marrybe 阅读(166) 评论(0) 推荐(0) 编辑
[LeetCode OJ] Reorder List—Given a singly linked list L: L0→L1→…→Ln-1→Ln, reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…
摘要： For example,Given{1,2,3,4}, reorder it to{1,4,2,3}. 1 /** 2 * Definition for singly-linked list. 3 * struct ListNode { 4 * int val; 5 * Li... 阅读全文
posted @ 2014-06-09 15:25 Marrybe 阅读(730) 评论(0) 推荐(0) 编辑
[LeetCode OJ] Linked List Cycle II—Given a linked list, return the node where the cycle begins. If there is no cycle, return null.
摘要： 1 /** 2 * Definition for singly-linked list. 3 * struct ListNode { 4 * int val; 5 * ListNode *next; 6 * ListNode(int x) : val(x), ne... 阅读全文
posted @ 2014-06-09 15:20 Marrybe 阅读(153) 评论(0) 推荐(0) 编辑
2014年6月7日
[LeetCode OJ] Max Points on a Line—Given n points on a 2D plane, find the maximum number of points that lie on the same straight line.
摘要： //定义二维平面上的点struct Point{ int x; int y; Point(int a=0, int b=0):x(a),y(b){}};bool operator==(const Point& left, const Point& right){ return... 阅读全文
posted @ 2014-06-07 23:39 Marrybe 阅读(1380) 评论(0) 推荐(0) 编辑
C++中string类型对象和double型变量之间的互相转换
摘要： //convert string type value to double type value string s = "23"; double d; istringstream is(s); is>>d; cout<<d<<endl; //输出23 //convert double type ... 阅读全文
posted @ 2014-06-07 19:57 Marrybe 阅读(790) 评论(3) 推荐(0) 编辑