C:\cs2\lab>lab4ans Enter numbers, a negative number when you are done: 1 3 5 -1 ( 1 3 5 ) Enter a number to be removed from the bag: 7 No, that number does not occur! 2 No, that number does not occur! 3 Yes, I've got that number and will remove it. ( 1 5 ) 1 Yes, I've got that number and will remove it. ( 5 ) 5 Yes, I've got that number and will remove it. ( ) Now the bag is empty C:\cs2\lab>