Operations

package com.company;

import java.util.Scanner;

public class OperationsBetweenNumbers {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        double N1 = Double.parseDouble(scanner.nextLine());
        double N2 = Double.parseDouble(scanner.nextLine());
        char operator = scanner.nextLine().charAt(0);

        double result = 0.0;
        switch (operator) {
            case '+':
                result = N1 + N2;
                if (result % 2 == 0) {
                    System.out.printf("%.0f %c %.0f = %.0f - even", N1, operator, N2, result);
                } else {
                    System.out.printf("%.0f %c %.0f = %.0f - odd", N1, operator, N2, result);
                }
                break;
            case '-':
                result = N1 - N2;
                if (result % 2 == 0) {
                    System.out.printf("%.0f %c %.0f = %.0f - even", N1, operator, N2, result);
                } else {
                    System.out.printf("%.0f %c %.0f = %.0f - odd", N1, operator, N2, result);
                }
                break;
            case '*':
                result = N1 * N2;
                if (result % 2 == 0) {
                    System.out.printf("%.0f %c %.0f = %.0f - even", N1, operator, N2, result);
                } else {
                    System.out.printf("%.0f %c %.0f = %.0f - odd", N1, operator, N2, result);
                }
                break;
            case '/':
                result = N1 / N2;
                if (N2 != 0) {
                    System.out.printf("%.0f %c %.0f = %.2f", N1, operator, N2, result);
                } else {
                    System.out.printf("Cannot divide %.0f by zero", N1);
                }
                break;
            case '%':
                result = N1 % N2;
                if (N2 != 0) {
                    System.out.printf("%.0f %c %.0f = %.0f", N1, operator, N2, result);
                } else {
                    System.out.printf("Cannot divide %.0f by zero", N1);
                }
                break;
        }
    }
}