Cod sursa(job #1493831)

Utilizator GabiADAndrei Gabriel GabiAD Data 29 septembrie 2015 22:48:22
Problema Fractii Scor 0
Compilator c Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include <stdio.h>

int n, i, rez;

int main()
{
  freopen("fractii.in", "r", stdin);
  freopen("fractii.out", "w", stdout);

  scanf("%d", &n);

  rez = n*n;
  
  for (i = 2; i <= n/2; i++)
    {
      rez -= n/i*2;
    }
   for (i = n/2+1; i < n; i++)
    {
      rez -= n/i;
    }
  
  printf("%d", rez);


  return 0;
}