Cod sursa(job #2087177)
Utilizator | Valentin Ion Semen valentin12 | Data | 13 decembrie 2017 08:52:13 |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.44 kb |
#include <fstream>
using namespace std;
ifstream f("fractii.in");
ofstream g("fractii.out");
int div(int a, int b)
{int i,maxx;
if(a>b) maxx=a;
else maxx=b;
for(i=2;i<=maxx;i++)
if(a%i==0&&b%i==0) {return 1;
break;
}
return 0;
}
int main()
{int i,j,c=0;
unsigned int n;
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(div(i,j)==0) c++;
g<<c;
return 0;
}