Cod sursa(job #1362125)
Utilizator | Data | 26 februarie 2015 10:35:20 | |
---|---|---|---|
Problema | Fractii | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.45 kb |
#include <iostream>
#include <fstream>
using namespace std;
int main()
{ifstream f("fractii.in");
ofstream g("fractii.out");
int N, c, i, j, r, ci, cj;
f>>N;
c=0;
for(i=1; i<=N; i++)
for(j=1; j<=N; j++)
{cj=j;
ci=i;
while(cj!=0)
{
r=ci%cj;
ci=cj;
cj=r;
}
if(ci==1) c++;
}
g<<c;
g.close();
}