A Simple Chess Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 2597 Accepted Submission(s): 691 Problem Description There is a n×m board, a chess want to go to the position (n,m) from the pos
需要添加引用命名空间 using System.IO; using System.IO.IsolatedStorage; 1.将图片保存到独立存储空间 using (IsolatedStorageFile myIsolatedStorage = IsolatedStorageFile.GetUserStoreForApplication()) { if (myIsolatedStorage.FileExists(App.fileName)) { myIsolatedStorage.DeleteF
A. Crazy Town 这一题只需要考虑是否经过所给的线,如果起点和终点都在其中一条线的一侧,那么很明显从起点走点终点是不需要穿过这条线的,否则则一定要经过这条线,并且步数+1.用叉积判断即可. 代码: #include<cstdio> #include<cstring> #include<algorithm> #include<string> #include<map> #define N 100010 #define M 1010 usi
用于动态插入以及求某点的最近点的距离(BZOJ2648,BZOJ2716) #include <cstdio> #include <cmath> #include <algorithm> using namespace std; int cnt,ans,n,m; struct data{ int x,y; }point[]; struct kd_node{ int x,y,lc,rc,minx,miny,maxx,maxy; }tr[]; int dis(int x1,