摘要：
题目链接 https://acm.bnu.edu.cn/v3/contest_show.php?cid=8506#problem/A problem description As we know, the NTU Final PK contest usually tends to be pretty 阅读全文
摘要：
题目链接 http://codeforces.com/gym/101102/problem/J Description standard input/output You are given an array A of integers of size N, and Q queries. For e 阅读全文