func_code_string: #include <bits/stdc++.h>   using namespace std;   int f[10000001];   int main() {     int n, m, l, r;     scanf( %d%d , &n, &m);     long long ans = 0;     int Max0 = max(n * 2, m);     for (long long b = 1; b <= n; ++b) {       ans += 2 * min(b * b, (long long)m);       l = max(0, int(ceil(sqrt(b * b - m))));       r = int(floor(sqrt(b * b - 1)));       ++f[-b - r + Max0], --f[-b - l + 1 + Max0], ++f[-b + l + Max0],           --f[-b + r + 1 + Max0];     }     int s = 0;     for (int i = 0; i < Max0; ++i) {       s += f[i];       if (s > 1) ans -= s - 1;     }     printf( %I64d n , ans);     return 0;   }   