摘要: Problem Description You are given an array a1,a2,...,an(∀i∈[1,n],1≤ai≤n). Initially, each element of the array is **unique**.Moreover, there are m ins 阅读全文
posted @ 2019-08-26 21:48 WAKBGAN 阅读(220) 评论(0) 推荐(0) 编辑