SCHOOL OF CODE BUILDERS: Linked List Implementation(search an element in a linked list iterative)

Linked List Implementation(search an element in a linked list iterative)

Implementation:

#include <stdio.h>
#include <stdlib.h>

/* structure definition of the node of the linked list */
struct node
{
 int data;
 struct node *next;
};

/* function to create a new node in the linked list & returns the address of the new node */
struct node* newnode(int data)
{
 struct node *new=(struct node*)malloc(sizeof(struct node));
 new->data=data;
 new->next=NULL;
 return new;
}

/* function to insert every created node in the tail of the linked list */
void insertastail(struct node **head,int data)
{
 struct node *temp;
 struct node *current=*head;
 if(current==NULL)
 {
  *head=newnode(data);
 }
 else
 {
  temp=newnode(data);
  while(current->next!=NULL)
   current=current->next;
  current->next=temp;
 }
}

/* function to print the data in the linked list */
void printlist(struct node *head)
{
 struct node *current=head;
 while(current!=NULL)
 {
  printf("%d ",current->data);
  current=current->next;
 }
}

/* function to search an element in the linked list */
int searchlist(struct node *head,int data)
{
 while(head!=NULL)
 {
  if(head->data==data)
   return 1;
  head=head->next;
 }
 return 0;
}

int main(void) {
 struct node *head=NULL;
 int data;
 int i,n;
 scanf("%d",&n); 
 for(i=1;i<=n;i++)
  insertastail(&head,i);
 printlist(head);
 scanf("%d",&data);
 if(searchlist(head,data))
  printf("\nelement found in the list");
 else
  printf("\nelement not found in the list");
 return 0;
}

Pages

Linked List Implementation(search an element in a linked list iterative)