A simple calculator with do you want to continue in Java programming language.

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Program Listing

package demo;

import java.util.Scanner;



public class mdas {

	public static void main(String[] args) {
		
	
	    // create Scanner class object to  
	      // read inputs
	      Scanner scan = new Scanner(System.in);
	
	  	// Declare variables
	      int num1=0, num2=0;
	      char operator='\0';
	 
	      char choice=	'\0';	
		
	   do {
	      
 
		   		   
	      System.out.print("Enter the first Number      :  ");
	      num1 = scan.nextInt();
	      System.out.print("Enter the the Second number :  ");
	     	      num2 = scan.nextInt();

	      // read operator
	      System.out.println("Available Operators"
			+ "are::  (+ - * /)");
	      System.out.print("Choose Oerator : ");
	      operator = scan.next().charAt(0);

	     
	     if  (operator == '+') {

	        System.out.println("The sum of  "+ num1 + " and " + num2 + " is " + (num1+num2)+".");
	     } else if (operator == '-'){

		   System.out.println("The difference between  "+ num1 + " and " + num2 + " is " + + (num1-num2)+".");
	     }

	     else if (operator == '*') {
		    System.out.println("The product between  "+ num1 + " and " + num2 + " is " + + (num1*num2)+".");
	     }

	     else if (operator == '/') {
		    System.out.println("The quotient betwenn  "+ num1 + " and " + num2 + " is " + + (num1/num2)+".");
	}

	else {
		    System.out.println("Invalid operator");
	      } // end of switch-case
   
	     System.out.print("Do you want to perform another calculation? [y-yes/n-no] : ");
	    
	     choice = scan.next().charAt(0);
	     
	     if (choice == 'N'|| choice == 'n') {
	    	
	    	 System.out.print("End of Program");
	    	 break;
	     }
	     
	   } while(choice == 'Y'|| choice == 'y');
         
		scan.close();
	      
	}
	
	    

	}


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