devsingh1234

package stack;

public class StackUsingAraayClient {
    public static void main(String[] args) throws Exception {
        StackUsingArray stack = new StackUsingArray(5);
        stack.push(99);
        stack.display();

    }
}

devsingh1234

package stack;

public class StackUsingArray {
    private int[] data;
    private int top;
    public static final int DEFAULT_CAPACITY = 10;

    public StackUsingArray() throws Exception{
        this(DEFAULT_CAPACITY);

devsingh1234

package LINkedListst;

public class LinkedList {

    private class Node{
        int data;
        Node next;
    }

    private Node head;