摘要:
链接:https://ac.nowcoder.com/acm/contest/200/B来源:牛客网 题目描述 qn姐姐最好了~ qn姐姐给你了一个长度为n的序列还有m次操作让你玩, 1 l r 询问区间[l,r]内的元素和 2 l r 询问区间[l,r]内的元素的平方 和 3 l r x 将区间[ 阅读全文
摘要:
Fox Ciel is participating in a party in Prime Kingdom. There are n foxes there (include Fox Ciel). The i-th fox is ai years old. They will have dinner 阅读全文