题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=3152 Obstacle Course Description You are working on the team assisting with programming for the Mars rover. To conserve energy, the rover needs to find optimal paths across the rugged terrain to get from…
Why do some people succeed spectacularly in the market while others fail? The market is the same for one person as it is the next. So why the dramatic difference in performance? Could it be that self-doubt and a lack of confidence are holding you bac…
题目 1644: [Usaco2007 Oct]Obstacle Course 障碍训练课 Time Limit: 5 Sec Memory Limit: 64 MB Description 考虑一个 N x N (1 <= N <= 100)的有1个个方格组成的正方形牧场.有些方格是奶牛们不能踏上的,它们被标记为了'x'.例如下图: . . B x .. x x A .. . . x .. x . . .. . x . . 贝茜发现自己恰好在点A处,她想去B处的盐块舔盐.缓慢而且笨拙的动物…
1644: [Usaco2007 Oct]Obstacle Course 障碍训练课 Time Limit: 5 Sec Memory Limit: 64 MBSubmit: 383 Solved: 196[Submit][Status][Discuss] Description 考虑一个 N x N (1 <= N <= 100)的有1个个方格组成的正方形牧场.有些方格是奶牛们不能踏上的,它们被标记为了'x'.例如下图: . . B x .. x x A .. . . x .. x .…
[Velocity Obstacle] Two circular objects A,B, at time t(0), with velocity V(A),V(B). A represent the robot, and B represent obstacle. Collision Cone: V(A,B) is the relative velocity of A&B. V(A,B) = V(A) - V(B). And λ(A,B) is the line of V(A,B). By t…