Cod sursa(job #1042902)

Utilizator anachin6000no one anachin6000 Data 27 noiembrie 2013 19:39:29
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.48 kb
#include <fstream>
using namespace std;
ifstream f ("fractii.in");
ofstream g ("fractii.out");
int i, j, n, nr, m, N;
bool a[1000000];
int main()
{
    f>>n;
    for(i=1; i<=n; ++i) a[i]=i;
    for(i=1; i<=n; ++i)
    {
        for(j=1; j<=n; ++j)
        {
            m=a[i]; N=a[j];
            while(m!=N) {if (m>N) m-=N;
                         else N-=m;}
            if (m==1) ++nr;
        }
    }
    g<<nr<<'\n';
    f.close();
    g.close();
    return 0;
}