Operations Between Numbers

import java.util.Scanner;

public class OperationsBetweenNumbers {
    public static void main(String[] args) {
        Scanner myScan = new Scanner(System.in);
        int n1 = Integer.parseInt(myScan.nextLine());
        int n2 = Integer.parseInt(myScan.nextLine());
        String operator = myScan.nextLine();
        if ((operator.equals("/") || operator.equals("%")) && n2 == 0) {
            System.out.printf("Cannot divide %d by zero", n1);
        } else {
            double result=0;
            switch (operator) {
                case "+":
                    result=n1+n2;
                    break;
                case "-":
                    result=n1-n2;
                    break;
                case "*":
                    result=n1*n2;
                    break;
                case "/":
                    result=n1*1.0/n2;
                    break;
                case "%":
                    result=n1%n2;
                    break;
            }
            if (operator.equals("/")){
                System.out.printf("%d %s %d = %.2f",n1,operator,n2,result);
            }else if (operator.equals("%")){
                System.out.printf("%d %s %d = %.0f",n1,operator,n2,result);
            }else{
                String evenOrOdd="even";
                if (result%2!=0){
                    evenOrOdd="odd";
                }
                System.out.printf("%d %s %d = %.0f - %s",n1,operator,n2,result,evenOrOdd);
            }
        }
    }
}