求助,AC了两个
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求助,AC了两个
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XjascodoixjqoinOI楼主2020/9/25 17:01
#include <bits/stdc++.h>

using namespace std;

 int n, m;

 int main()
 {
     scanf("%d%d", &n, &m);
     int a = min(m, n);
     unsigned long long res1 = 0;
     for(int i = 1; i <= a; i ++)
     {
         res1 += (n - i + 1) * (m - i + 1);
     }
     unsigned long long sum = (n * (n + 1) * m * (m + 1)) / 4;
     unsigned long long res2 = sum - res1;
     cout << res1 << ' ' << res2 << endl;
     return 0;
 }

2020/9/25 17:01
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