Cod sursa(job #419641)

Utilizator bam67Blidar Adrian Marian bam67 Data 17 martie 2010 19:23:50
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.23 kb
Raporteaza aceasta sursa 
#include "fstream.h"
int k=1,t,i,j,aux,n;
int main()
{ifstream f("fractii.in");
ofstream g("fractii.out");
f>>n;
for(i=2;i<=n;i++)
  {aux=i;t=0;
  for(j=1;j<aux;j++)
    if(aux%j==0) t++;
 k=k+2*(aux-t);}
g<<k;
return 0; }