C. Polycarp at the Radio 题目连接： http://codeforces.com/contest/723/problem/C Description Polycarp is a music edi…

B. Vasya and Wrestling 题目连接： http://codeforces.com/contest/493/problem/B Description Vasya has become interest…

A. Bear and Game 题目连接： http://www.codeforces.com/contest/673/problem/A Description Bear Limak likes watching s…

Cyclic Nacklace Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Jav…

Minimum Sum Time Limit: 16000/8000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/O…

吉哥系列故事——乾坤大挪移 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65535/32768 K (Java/…

Game Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65768/65768 K (Java/Others)To…

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1033 题目大意：一张纸条，向上折（顺时针）或向下折（逆时针），侧视时，折叠线处视为90°。初始方向向右，每次10个单位描绘…

Problem B. Travelling Camera Problem 题目连接： http://www.codeforces.com/gym/100253 Description Programming compet…

A. Free Ice Cream 题目连接： http://www.codeforces.com/contest/686/problem/A Description After their adventure with…

判别MST是否唯一的例题。       POJ1679-The Unique MST 　 　　题意：给定图，求MST(最小生成树)是否唯一，唯一输出路径长，否则输出Not Unique! 　…

Euclid’s Game Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K …