5 	 7 
 
 4 0 	 0 	 0 	 0 	 0 	 0 	 0 
 
 4 1 	 0 	 0 	 0 	 0 	 0 	 0 
 
 4 2 	 0 	 0 	 0 	 0 	 0 	 0 
 
 4 3 	 0 	 0 	 0 	 0 	 0 	 0 
 
 4 4 	 0 	 0 	 0 	 0 	 0 	 0 
 
 