1. 1 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } AliceBobCarol null item next first

2. 2 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

3. 3 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

4. 4 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice x for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } AliceBobCarol null item next first

5. 5 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

6. 6 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

7. 7 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

8. 8 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

9. 9 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

10. 10 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob Carol for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

11. 11 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob Carol for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

12. 12 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob Carol for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } x AliceBobCarol null item next first

13. 13 Traversing a List Iteration. Idiom for traversing a null-terminated linked list. Alice Bob Carol for (Node x = first; x != null; x = x.next) { StdOut.println(x.item); } AliceBobCarol null item next first