push 01\04

#include<stdio.h>


struct node
{
    int data;
    struct node * link;
};

void Push(int vv);
void Display();
struct node* top= NULL,*temp;
int main()
{
    int c,v;
    while(1)
    {
        printf("\-------Menu-----\n");
        printf("\n Press 1 for Push\n");
        printf("\n Press 2 for Pop\n");
        printf("\n Press 3 for Display\n");
        printf("\n Press 4 for Count\n");
        printf("\n Press 5 Quit\n");

        printf("\n enter your choice\n");
        scanf("%d",&c);
        switch(c)
        {
            case 1:printf("\n choice = Push\n");
            printf("\n Enter value for insertion \n");
            scanf("%d",&v);
            Push(v);
            break;

            case 3:printf("\n choice = Display\n");
            if(top!=NULL)
            Display();
            else
            printf("\n the stack is empty\n");
            break;


        }


    }
}

void Push(int vv)
{
    temp=(struct node *)malloc(1* sizeof(struct node));
    temp->data=vv;
    temp->link=top;
    top=temp;
}

void Display()
{
    temp=top;
    while(temp!=NULL)
    {
        printf("\n%d\n",temp->data);
        temp=temp->link;
    }
}