Initial list contents: 0 1 2
3 4 5 6 7 8 9
skipping 0
skipping 1
skipping 2
removing 3
removing 4
List contents after removing
two: 0 1 2 5 6 7 8 9
skipping 5
skipping 6
skipping 7
inserting 10
inserting 20
inserting 30
List contents after
inserting three: 0 1 2 5 6 7 10 20 30 8 9