Cod sursa(job #65495)
Utilizator | Data | 10 iunie 2007 12:34:18 | |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.26 kb |
#include <fstream.h>
long n,sol;
ifstream f ("fractii.in");
ofstream g ("fractii.out");
int main()
{f>>n;
sol=n*2-1;
for (long i=2;i<=n;i++)
for (long j=2;j<=n;j++)
if (i%j==0);
else
if (j%i==0);
else
sol++;
g<<sol;
return 0;
}