Cod sursa(job #335357)
| Utilizator |  Putan Catalin Cata99 |
Data | 29 iulie 2009 18:08:00 |
|---|---|---|---|
| Problema | Fractii | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.28 kb |
#include<fstream.h>
int main()
{
long N,i,b=0,t,j,r;
ifstream f("fractii.in");
f>>N;
for (i=2;i<=N;i++)
for (j=2;j<=N;j++)
{
t=0;
for (r=2;r<=i;r++)if(i%r==0&&j%r==0)t++;
if (t==0)b++;
}
b=b+N+N-1;
ofstream d("fractii.out");
d<<b;
f.close();
d.close();
return 0;
}