import java.util.Scanner;

public class InsectGrowth $\{$

public static void main $($String $[]$ args$)\{$

int numInsects $=0$;

numInsects $=8$; $//$ Must be $>=1$

while $($numInsects $*2<=100)\{$

System.out.print$($numInsects $+"")$;

numInsects $*=2$;

$\}$

System.out.println$()$;

return;

$\}$

$\}$