SCHOOL OF CODE BUILDERS: Linked List Implementation(count number of times a given integer occurs in list)

Linked List Implementation(count number of times a given integer occurs in list)

#include <stdio.h>
#include <stdlib.h>
struct node
{
 int data;
 struct node *next;
};

struct node* newnode(int data)
{
 struct node *new=(struct node*)malloc(sizeof(struct node));
 new->data=data;
 new->next=NULL;
 return new;
}

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;
 }
}

void printlist(struct node *head)
{
 struct node *current=head;
 while(current!=NULL)
 {
  printf("%d ",current->data);
  current=current->next;
 }
}

int occurence(struct node *head,int n)
{
 int count=0;
 while(head!=NULL)
 {
  if(head->data==n)
   count++;
  head=head->next;
 }
 return count;
}

int main(void) {
 struct node *head=NULL;
 int data,size;
 int i,n;
 scanf("%d",&size);
 for(i=0;i<size;i++)
 {
  scanf("%d",&data);
  insertastail(&head,data);
 }
 printlist(head);
 printf("\n");
 scanf("%d",&n);
    printf("number of times %d occurred is %d",n,occurence(head,n));
 return 0;
}

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Linked List Implementation(count number of times a given integer occurs in list)