Link Liste Push Implementation Stack Program in C

Link Liste Push Implementation Stack Program in C

#include<stdio.h>

#include<stdlib.h>

struct node{

    int data;

    struct node* link;

} *top = NULL;

void push(int data)

{

    struct node* newNode;

    newNode = malloc(sizeof(newNode));

    if(newNode == NULL)

    {

        printf("Stack Overflow. ");

        exit(1);

    }

    newNode -> data = data;

    newNode -> link = NULL;

    newNode -> link = top;

    top = newNode;

}

void print()

{

    struct node* temp;

    temp = top;

    printf("the elements are : ");

    while(temp)

    {

        printf("%d", temp -> data);

        temp = temp -> link;

    }

    printf("\n");

}

int main()

{

    int choice, data;

    while(1){

        printf("1. Push\n");

        printf("2. print\n");

        printf("3. Quit \n");

        printf("Enter your choice: ");

        scanf("%d", &choice);

        switch(choice){

            case 1:

            printf("Enter the element to be pushed: ");

            scanf("%d", &data);

            push(data);

            break;

            case 2: print(); break;

            case 3: exit(1);

            defualt:

            printf("Wrong choice \n");

            break;

        }

    }

    return 0;

}