Caluctor.java.txt

import java.util.Scanner;

public class Calculator {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int ans = 0;
        while(true){
            System.out.println("Enter operator: ");
        char op = in.next().trim().charAt(0);
        if(op=='+'||op=='-'||op=='*'||op=='/'){
            System.out.println("Enter two numbers");
            int num1 = in.nextInt();
            int num2 = in.nextInt();

            if(op == '+'){
                ans = num1 + num2;
            }
            if(op == '-'){
                ans = num1 - num2;
            }
            if(op == '*'){
                ans = num1 * num2;
            }
            if(op == '/') {
                if (num2 != 0) {
                    ans = num1 / num2;
                }
            }
            else if (op == 'x' || op == 'X'){
                break;
            }
            else {
                System.out.println("Invalid Operator");
            }
        }
            System.out.println(ans);
        }

    }
}