Cod sursa(job #847114)
Utilizator | Data | 3 ianuarie 2013 12:44:34 | |
---|---|---|---|
Problema | Fractii | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.29 kb |
#include<fstream>
using namespace std;
int main()
{long p,q,n,r,x,z,nr=0;
ifstream f ("fractii.in");
ofstream g ("fractii.out");
f>>n;
for(p=1;p<=n;p++)
for(q=1;q<=n;q++)
{x=p;z=q;
while(z!=0)
{r=x%z;
x=z;
z=r;}
if(x==1)
nr++;}
g<<nr;
return 0;
}