import java.util.*;
class p4
{
public static void main(String [] args)
{
int a,b;
Scanner sc=new Scanner(System.in);
System.out.println( "Enter two no.:");
a=sc.nextInt();
b=sc.nextInt();
if(a>b)
{
	System.out.println("Greatest no.="+a);
}
else
{
	System.out.println("Greatest no.="+b);
	
}
}
}