new item: 6
new item: 5
new item: 3
new item: 4
new item: 7
new item: 8
new item: 9
3 4 5 6 7 8 9 
 deleting item 7
3 4 5 6 8 9 
 deleting item 3
4 5 6 8 9 
 deleting item 6
4 5 8 9 
 deleting item 5
4 8 9 
 deleting item 4
8 9 
 deleting item 8
9 
 deleting item 9

