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(323) 评论(4) 推荐(0) 编辑
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