func_code_string: #include <bits/stdc++.h>   int main() {     long long n, w = 0, i, j, k;     bool y[1261] = {0};     scanf( %I64d , &n);     k = 1260;     for (i = 2; i <= 10; i++)       for (j = 1; j <= 1260; j++)         if (j % i == 0 && y[j] == 0) {           y[j] = 1;           k--;         }     w = 0;     w = n / 1260 * k;     n %= 1260;     for (i = 1; i <= n; i++)       if (y[i] == 0) w++;     printf( %I64d , w);     return 0;   }   