Cod sursa(job #1612828)

Utilizator ewaldBerla Ewald ewald Data 25 februarie 2016 01:49:24
Problema Fractii Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("fractii.in");
ofstream g("fractii.out");
long nr,n,i,j;
int cm(int a, int b)
{
    int r=0;
    while(b)
    {
        r=a%b;
        a=b;
        b=r;
    }
    return a;

}
int main()
{
 f>>n;
 for(i=1;i<=n;i++)
    for(j=1;j<=n;j++)
    if(cm(i,j)==1)
    nr++;
 g<<nr;

}