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EDU 130 A #include <bits/stdc++.h> using namespace std; const int N = 5e3+10; const int M = 1<<16; const int mod = 1e9+7; #define int long long #defin 阅读全文
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802 A #include <bits/stdc++.h> using namespace std; const int N = 5e3+10; const int M = 1<<16; const int mod = 1e9+7; #define int long long #define LL 阅读全文
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今天开始就搬迁到博客园辣! 先809 A #include <bits/stdc++.h> using namespace std; const int N = 2e5+10; const int M = 1<<16; const int mod = 1e9+7; #define int long 阅读全文