摘要: 题目描述 おんなのこ gives you a permutation PER and a positive integer K.(PER is a permutation of (1,2,3,.....,N)). For each i = K,K+1,......,N,find the K-th g 阅读全文
posted @ 2022-03-16 21:32 veitsun 阅读(134) 评论(0) 推荐(0)