摘要：
题目网址：http://acm.hdu.edu.cn/showproblem.php?pid=5616 题目： Jam's balance Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) 阅读全文
摘要：
题目网址：http://acm.hdu.edu.cn/showproblem.php?pid=2955 题目： Problem Description The aspiring Roy the Robber has seen a lot of American movies, and knows t 阅读全文