programming-examples/c/Recursion/C Program to Display all the Nodes in a Linked List using Recursion.c
2019-11-15 12:59:38 +01:00

66 lines
1.2 KiB
C

/*
* Recursive C program to display members of a linked list
*/
#include <stdio.h>
#include <stdlib.h>
struct node
{
int a;
struct node *next;
};
void generate(struct node **);
void display(struct node*);
void delete(struct node **);
int main()
{
struct node *head = NULL;
generate(&head);
display(head);
delete(&head);
return 0;
}
void generate(struct node **head)
{
int num = 10, i;
struct node *temp;
for (i = 0; i < num; i++)
{
temp = (struct node *)malloc(sizeof(struct node));
temp->a = i;
if (*head == NULL)
{
*head = temp;
(*head)->next = NULL;
}
else
{
temp->next = *head;
*head = temp;
}
}
}
void display(struct node *head)
{
printf("%d ", head->a);
if (head->next == NULL)
{
return;
}
display(head->next);
}
void delete(struct node **head)
{
struct node *temp;
while (*head != NULL)
{
temp = *head;
*head = (*head)->next;
free(temp);
}
}