摘要: 看着大佬们的解法我瑟瑟发抖 我用主席树写一写吧 cpp include include include include include include include using namespace std; inline int gotcha() { register int _a=0;bool 阅读全文
posted @ 2017-09-27 12:37 iot; 阅读(325) 评论(4) 推荐(0) 编辑
知识共享许可协议
年轻人,你需要更多的知识