package com.company;

import java.util.Scanner;

public class Calculator {
    private int first;
    private int second;
    public Calculator(int first, int second) {
        this.first = first;
        this.second = second;
    }

    public static void main(String[] args) {
        System.out.println("chose operation");
        System.out.println("1-plus");
        System.out.println("2-minus");
        Scanner scanner = new Scanner(System.in);
        int operation = scanner.nextInt();
        System.out.println("enter number 1");
        int first = scanner.nextInt();
        System.out.println("enter number 2");
        int second = scanner.nextInt();
        Calculator calc = new Calculator(first, second);
        if (operation ==1) {
            System.out.println(calc.plus());
        }
        else if(operation==2){
            System.out.println(calc.minus());

        }
    }
    public int plus(){
        return first+second;
    }
    public int minus(){
        return first-second;
    }

}