Catatan Kuliahku... (ALGORITMA bilangan prima)

#include
#include

void main()
{
clrscr();
int x;
cout<<"mencari bilangan prima dari 1-100\n";
for(x=2;x<=100;x++)
{
if ((x==2)||(x==3)||(x==5)||(x==7))
cout<<<" ";
else if (( x%2!=0)&&(x%3!=0)&&(x%5!=0)&&(x%7!=0))
cout<<<" ";
}
getch();
}