func_code_string: #include <bits/stdc++.h>   #pragma comment(linker,  /STACK:256000000 )   using namespace std;   int main() {     ios::sync_with_stdio(false);     cin.tie(0);     long long n, m;     cin >> n >> m;     long long vmax = n - (m - 1);     long long kmax = vmax * (vmax - 1) / 2;     long long vmin = n / m;     long long vmin_add = n - vmin * m;     long long kmin =         (m - vmin_add) * vmin * (vmin - 1) / 2 + vmin_add * (vmin + 1) * vmin / 2;     cout << kmin <<     << kmax;     return 0;   }   