Problem3MysteryBinary.java~

import java.util.ArrayList;

public class Problem3MysteryBinary {

    ArrayList<Integer> list1 = new ArrayList<>();
    ArrayList<Integer> list2 = new ArrayList<>();    
    int count = 0;
    
    public static void main(String[] args) {
	
	list1.add( Integer.parseInt(args[0]));
	
	for( int i = 0; i < 5 ; i++) {
	    for(int j = 0; j < list1.size() ; j++) {
		
		if ( j+1 > list.size() )
		    workWith( j );
				    
		else if ( list1.get(j).intValue() == list1.get(j+1).intValue() ) 
		    count++;
	      
	        else 
		    workWith ( j );		    		    
	
	    }//end inner for	    
	    System.out.println();
	}//end outer for  
    }//end main

    void workWith( int numberAtLastIndex ) {
	count++; 
	list2.add(count);
	list2.add( list1.get(numberAtLastIndex) );
	//reset count and lists
	count = 0;
	list1 = new ArrayList<>( list2 );
	list2.clear();
	//output to the row
        System.out.print(count);
	System.out.print(  list1.get(numberAtLastIndex) );
    }
}