Cod sursa(job #193007)

Utilizator ProcopliucProcopliuc Adrian Procopliuc Data 1 iunie 2008 20:59:21
Problema Sum Scor 45
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.39 kb
# include <stdio.h>   
long int i,x,s,n,j,k;
char a[200010];
int main ()
{
freopen ("sum.in","r",stdin);
freopen ("sum.out","w",stdout);
scanf ("%li",&n);
for (k=0;k<n;k++)
{
s=1;
scanf ("%li",&x);
for (i=1;i<=2*x;i++)
a[i]='0';
for (i=2;i<=x;i++)
if (x%i==0)
for (j=i;j<=2*x;j=j+i)
a[j]='1';
for (i=2;i<=2*x;i++)
if (a[i]=='0')
s=s+i;
printf ("%li\n",s);
}   
return 0;   
}