Cod sursa(job #2392210)

Utilizator AndreiStrAndrei Stroici AndreiStr Data 29 martie 2019 19:39:42
Problema Fractii Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>

using namespace std;
ifstream f("fractii.in");
ofstream g("fractii.out");
int n,nr,x,c;

int main()
{
    f>>n;
    nr=n*n;
    for(int i=2; i<n; i++)
    {
        c=n/i;
        x+=c;
    }
    for(int i=2;i<=n;i++)
        if(n%i==0)
            x++;
    nr-=x;
    g<<nr;
    return 0;
}