Cod sursa(job #339226)

Utilizator andrei90andrei andrei90 Data 8 august 2009 22:15:00
Problema Fractii Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream.h>
int main()
{ifstream f("fractii.in");
 ofstream g("fractii.out");
 unsigned int n,c=0,t,i,j,k;
 f>>n;
 t=n*n;
 for(i=2;i<=n;i++)
  for(j=2;j<=n;j++)
    for(k=2;k<=i;k++)
     if( i%k==0 && j%k==0)
        {c++;
         break;
        }
 g<<t-c;
 f.close();
 g.close();
 return 0;
}