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摘要: #include<cstdio> #include<cstring> #include<algorithm> #define mid (l+r)/2 using namespace std; const int N = 200010; int n, q, m, cnt = 0; int a[N], 阅读全文
posted @ 2021-04-15 13:10 Acception 阅读(38) 评论(0) 推荐(0)
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