Matrix Power Series 时间限制:1000 ms | 内存限制:65535 KB 难度:4 描述 Given a n × n matrix A and a positive integer k, find the sum S = A + A2 + A3 + - + Ak. 输入 The input contains exactly one test case. The first line of input contains three positive intege…
How many ways?? Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3219 Accepted Submission(s): 1227 Problem Description 春天到了, HDU校园里开满了花, 姹紫嫣红, 非常美丽. 葱头是个爱花的人, 看着校花校草竞相开放, 漫步校园, 心情也变得舒畅. 为了多看看这…
Scout YYF I Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 10214 Accepted: 2980 Description YYF is a couragous scout. Now he is on a dangerous mission which is to penetrate into the enemy's base. After overcoming a series difficulties…