Cod sursa(job #1984535)

Utilizator logix94LOGIX X logix94 Data 25 mai 2017 08:23:05
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;


ifstream in("fractii.in");
ofstream out("fractii.out");

int main()
{
    long n;
    int i, j;

    in>>n;

    int nr;

    nr = 2*n-2;

    for(i=2; i<=n; ++i)
        for(j=2; j<=n; ++j)
            if(i%j != 0)
                ++nr;
    out<<nr;

    return 0;
}