2019年4月9日
A strange lift
摘要： There is a strange lift.The lift can stop can at every floor as you want, and there is a number Ki(0 const int N=2e2+5; using namespace std; int a[N]; 阅读全文
posted @ 2019-04-09 01:14 _yjun 阅读(203) 评论(0) 推荐(0) 编辑