0x13. C More singly linked lists Task 02 - humtej1204/holbertonschool-low_level_programming GitHub Wiki

2. Add node

mandatory

Write a function that adds a new node at the beginning of a listint_t list.

  • Prototype: listint_t *add_nodeint(listint_t **head, const int n);
  • Return: the address of the new element, or NULL if it failed
julien@ubuntu:~/0x13. More singly linked lists$ cat 2-main.c 
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "lists.h"

/**
 * main - check the code
 *
 * Return: Always 0.
 */
int main(void)
{
    listint_t *head;

    head = NULL;
    add_nodeint(&head, 0);
    add_nodeint(&head, 1);
    add_nodeint(&head, 2);
    add_nodeint(&head, 3);
    add_nodeint(&head, 4);
    add_nodeint(&head, 98);
    add_nodeint(&head, 402);
    add_nodeint(&head, 1024);
    print_listint(head);
    return (0);
}
julien@ubuntu:~/0x13. More singly linked lists$ gcc -Wall -pedantic -Werror -Wextra -std=gnu89 2-main.c 2-add_nodeint.c 0-print_listint.c -o c
julien@ubuntu:~/0x13. More singly linked lists$ ./c 
1024
402
98
4
3
2
1
0
julien@ubuntu:~/0x13. More singly linked lists$

Repo:

  • GitHub repository: holbertonschool-low_level_programming
  • Directory: 0x13-more_singly_linked_lists
  • File: 2-add_nodeint.c
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