# include <stdio.h>
struct node
{
int info;
struct node* link;
};

int main()
{
 int ch,data;
 struct node *front=NULL,*rear=NULL,*sap,*ptr,*newptr;
 char ans;
 do
 {
  printf("n 1. insert n delete n 3.display 4.exit");
  printf("enter your choice");
  scanf("%d",&ch;);
  switch(ch)
  {
   case 1:
   {
    newptr=(struct node*) malloc(sizeof(struct node));
    if(newptr==NULL)
    {
     printf("n no memory");
     return 0;
    }
     printf("n enter tye elements");
              scanf("%d",&data;);
              newptr->info=data;
              newptr->link=data;
              if(rear==NULL)
              front=rear=newptr;
              else
              {
              rear->link=newptr;
              rear=newptr;
        }
        break;
    }
     case 2:
      printf("do u wanna delete");
  scanf("%c",&ans;);
  while(ans=='y'||ans=='Y')