Cod sursa(job #1248296)

Utilizator Laurentiu28Laurentiu Dumitrescu Laurentiu28 Data 24 octombrie 2014 21:27:01
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include <iostream>

using namespace std;
int cmmdc(int a,int b)
{
    int c;
    while (b)
    {
        c=a%b;
        a=b;
        b=c;
    }
    return a;
}
int main()
{
    int n, p, q, nr=0;
    cin >> n;
    for (p=1; p<=n; p++)
        for (q=1; q<=n; q++)
            if (cmmdc(p,q)==1) nr++;
    cout << nr;
    return 0;
}