Scout YYF I Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 4100 Accepted: 1051 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,…
题目链接: http://poj.org/problem?id=3744 Scout YYF I Time Limit: 1000MSMemory Limit: 65536K 问题描述 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, YYF is now at…
F - Scout YYF I Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status 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 d…
题目链接:http://acm.bnu.edu.cn/bnuoj/problem_show.php?pid=34985 We define a kind of strings as elegant string: among all the substrings of an elegant string, none of them is a permutation of "0, 1,…, k". Let function(n, k) be the number of elegant s…