Walk Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5001 Description I used to think I could be anything, but now I know that I couldn't do anything. So I started traveling. The nation looks like a connected bid…
opencv绕图片中任意角度旋转任意角度 最近在做项目需要把把图片绕图片中任意点旋转任意角度,考虑到自己旋转需要编写插值算法,所以想到了用opencv,但是网上都是围绕图片中点旋转任意角度的,都是向下面这样写的: 绕图片中心旋转图片不裁剪 #include"opencv.hpp" #include<iostream> using namespace std; using namespace cv; int main() { Mat src = imread("…
解题思路:这是一道简单的概率dp,只要处理好相关的细节就可以了. dp[d][i]表示走d步时走到i的改概率,具体参考代码: #include<cstdio> #include<cstring> #include<algorithm> #include<vector> #include<cstring> using namespace std; ; ; double dp[N][M]; int n, m, t, d; vector<int&…
Walk Time Limit: 30000/15000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 266 Accepted Submission(s): 183 Special Judge Problem Description I used to think I could be anything, but now I know that I couldn't d…