int main()
{
int i = 0;
for(i=9999;i<=99999;i++)
{
int a=i/10000;
int a1 = i%10000;
int b=i/1000;
int b1 = i%1000;
int c=i/100;
int c1 =i %100;
int d = i/10;
int d1=i%10;
if((a*a1)+(b*b1)+(c*c1)+(d*d1)==i)
{
printf("%d ",i);
}
}
return 0;
}