Simple Example Program For Stack in Java Stack Utils

Definition:

A stack is a basic computer science data structure and can be defined in an abstract, implementation-free manner, or it can be generally defined as a linear list of items in which all additions and deletion are restricted to one end that is Top.

Simple Example Program For Stack in Java Stack Utils

// Simple Example Program For Stack in Java Stack Utils

// Coded By Thiyagaraaj M.P

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.util.Stack;

class StackProgram {

    public static void main(String[] args) throws IOException {

        Stack stk = new Stack();

        stk.setSize(5);

        

        boolean yes=true;

        int choice;

        BufferedReader is = new BufferedReader(new InputStreamReader(System.in));

        

        do{

            System.out.println("1).Push\n2).Pop\n3).Exit\n\nEnter Choice");

            choice = Integer.parseInt(is.readLine());

            

            switch(choice)

            {

                case 1: System.out.println("Enter Push Item: ");

                        stk.push(Integer.parseInt(is.readLine()));

                        break;

                case 2: System.out.println("Poped Item : "+stk.pop());break;

                case 3: yes = false;break;

                default: System.out.println("Invalid Choice");

            }

        }while(yes==true);

        

    }

}

Sample Output:

run:

1).Push

2).Pop

3).Exit

Enter Choice

1

Enter Push Item:

23

1).Push

2).Pop

3).Exit

Enter Choice

1

Enter Push Item:

45

1).Push

2).Pop

3).Exit

Enter Choice

2

Poped Item : 45

1).Push

2).Pop

3).Exit

Enter Choice

2

Poped Item : 23

1).Push

2).Pop

3).Exit