Tuesday, October 11, 2022

Swap Two Numbers in Scala

 Machine Problem

Write a program that will ask the user to give two numbers and then the program will display the original arrangement of two numbers, and the swap arrangement of two numbers on the screen.

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Program Listing

/* Swap.scala

   Prof. Jake Rodriguez Pomperada, MAED-IT, MIT

   www.jakerpomperada.blogspot.com and www.jakerpomperada.com

   jakerpomperada@gmail.com

   November 14, 2021   2:29 PM  Sunday

   Bacolod City, Negros Occidental

 */


import java.util.Scanner;


object product {

def main(args: Array[String]) : Unit = {

    var scanner = new Scanner(System.in);

        print("\n\n");

    print("\tSwap Two Numbers in Scala");

        print("\n\n");   

print("\tEnter the First number : ");

    var a = scanner.nextInt();

print("\n");

print("\tEnter the Second number : ");

var b = scanner.nextInt();


        print("\n\n");   

        println("\tValues Before Swapping:\t a= " + a + ", b= " + b)

        

        // swapping

        var temp = a

        a = b

        b = temp

        

        print("\n");

        println("\tValues After Swapping:\t a= " + a + ", b= " + b)

        print("\n");

        print("\tEnd of Program");

        print("\n\n");

}

}

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