11. Math Operations

package LabMethods;

import java.util.Scanner;
import java.util.function.DoublePredicate;

public class MathOperations11 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int a = Integer.parseInt(scanner.nextLine());
        String operator = scanner.nextLine();
        int b = Integer.parseInt(scanner.nextLine());
        System.out.println(result(a, operator, b));
    }

    public static int result(int a, String operator, int b) {
        if (operator.equals("+")) {
            return (a + b);
        }
        if (operator.equals("*")) {
            return (a * b);
        }
        if (operator.equals("/")) {
            return (a / b);
        } else {
            return (a - b);
        }
    }
}