Java-Lab-File-Programs/Q13_SumAndSub_Pack.java at main · sagargoswami2001/Java-Lab-File-Programs · GitHub

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//Q13. WAP to create a package Calc with methods Sum() & Sub() and show the Implementation in a class.

package JAVA_Lab_File;

import Calc.Add;

import Calc.Subtract;

import java.util.Scanner;

public class Q13_SumAndSub_Pack {

public static void main(String[] args)

{

System.out.println("Sum ");

System.out.println("Subtract ");

System.out.print("Enter your choice: ");

Scanner sc = new Scanner(System.in);

int t = sc.nextInt();

switch (t) {

case 1 -> {

Add a = new Add();

a.sum();

}

case 2 -> {

Subtract s = new Subtract();

s.subtract();

}

default -> System.out.println("invalid choice");

}

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