ref

import java.util.Scanner;
    
    public class ref
    {
        
        public static void main(String[] args) 
        {
            
            Scanner keyboard = new Scanner(System.in);
            System.out.println();
            
            System.out.print( "What is your name: " );
            String name = keyboard.next();
            System.out.println();
            
            if ( name.equals( "Jacob" ) ) {
                for ( int i=0; i<5; i++) {
                    System.out.println( name );
                }
            } else {
                for ( int j=0; j<10; j++) {
                    System.out.println( name );
                }
            }
        }
    
    }
    
Picture of the output