2020年8月16日
Codeforces Round #661 (Div. 3)题解
摘要： ##Problem A ###题目 You are given the array a consisting of n positive (greater than zero) integers. In one move, you can choose two indices i and j (i≠ 阅读全文
posted @ 2020-08-16 21:37 Luglucky 阅读(215) 评论(0) 推荐(0) 编辑