Cod sursa(job #16272)
| Utilizator |  palade andrei malefic |
Data | 12 februarie 2007 19:30:25 |
|---|---|---|---|
| Problema | Fractii | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.32 kb |
#include<fstream.h>
int main()
{ifstream fin("fractii.in");
long int n,s=0,i,j,k;
fin>>n;
fin.close();
for(i=1;i<=n;i++)
{for(j=1;j<=n;j++)
{s++;
if(i==j){if((i>1)&&(j>1))s--;}
else { for(k=2;k<n;k++)
{if((i%k==0)&&(j%k==0))s--;}
}
}
}
ofstream fout("fractii.out");
fout<<s;
fout.close();
return 0;}