1#include "doubly_linked_list.h"
 2#include <stdio.h>
 3#include <stdlib.h>
 4
 5int next(void) { return rand() % 100; }
 6
 7int main(int argc, char *argv[]) {
 8  printf("=== COMP-272 - Assignment 1 - Question 2b ===\n");
 9  Node *head = initialize(next());
10  Node *new_head = NULL;
11
12  for (int i = 0; i < 9; ++i)
13    add(head, next());
14
15  printf("\t");
16  inspect(head);
17
18  new_head = get(head, 1);
19  swap(head, new_head);
20  head = new_head;
21  printf("swap: 0,1\n\t");
22  inspect(head);
23
24  for (int i = 2; i < 10; i += 2) {
25    swap(get(head, i), get(head, i + 1));
26    printf("swap: %d,%d\n\t", i, i + 1);
27    inspect(head);
28  }
29
30  return 0;
31}