Cod sursa(job #172091)
Utilizator | Data | 5 aprilie 2008 18:52:47 | |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.27 kb |
#include<fstream.h>
int main()
{
ifstream f("fractii.in");
ofstream g("fractii.out");
long n,j=0;
long double p,q;
f>>n;
f.close();
for(p=1;p<=n;p++)
for(q=1;q<=n;q++)
if(p/q!=(int)p/(int)q || q==1)
j++;
g<<j;
g.close();
return 0;
}