Cod sursa(job #246078)

Utilizator PavelRazvanPavel Razvan PavelRazvan Data 19 ianuarie 2009 20:41:27
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<stdio.h>
int n,i,k,k2,r;
int main ()
{
    freopen("fractii.in","r",stdin);
    freopen("fractii.out","w",stdout);
    scanf("%d",&n);
    for(i=2;i<n;++i)
    if(n%i==0)
    ++k;
    k*=2;
    k2=n-1;
    r=n*n;
    r-=k2;
    r-=k;
    printf("%d",r);
    return 0;
}