1num_items in hash: 1 2num_items in hash: 2 3num_items in hash: 3 4num_items in hash: 4 5num_items in hash: 5 6num_items in hash: 6 7num_items in hash: 7 8num_items in hash: 8 9num_items in hash: 9 10num_items in hash: 10 11deleted; num_items in hash: 9 12deleted; num_items in hash: 8 13deleted; num_items in hash: 7 14deleted; num_items in hash: 6 15deleted; num_items in hash: 5 16