摘要: HDU 5826 physics(物理) Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Description 题目描述 There are n balls on a smooth h 阅读全文
posted @ 2016-08-22 23:58 Simon_X 阅读(193) 评论(0) 推荐(0)