merge two linklist
#include<stdio.h> struct node { int data; struct node *next; }; struct node *start1=NULL; struct node *start2=NULL; struct node *start3=NULL; struct node * create_list(struct node *start) {int n; struct node *ptr; printf("\n enter how many element you want to insert"); scanf("%d",&n); while(n!=0) { n--; printf("\n enter data"); ptr=(struct node*)malloc(sizeof(struct node)); scanf("\n%d",&ptr->data); if(start==NULL) { start=ptr; ptr->next=NULL; } else { ptr->next=start; start=ptr; } } return start; } void display(struct node *temp1) { struct node *temp; temp=temp1; if(temp==NULL) { printf("list is empty"); } else { while(temp!=NULL) { printf("\t %d",temp->data); temp=temp->next; } } } void merge(st