Car Loan Payment User Input

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);
        System.out.print("Please enter the total cost of the car: ");
        int carCost = input.nextInt();
        System.out.print("Please enter the length of your loan in years: ");
        int loanLength = input.nextInt();
        System.out.print("Please enter your interest rate in %: ");
        int interestRate = input.nextInt();
        System.out.print("Please enter the down payment you will pay towards the cost of the car: ");
        int downPayment = input.nextInt();

        if (loanLength <=0 || interestRate <=0){
            System.out.println("Error! You must make a valid car loan (loan length and interest rate a positive number");
        }else if (downPayment >= carCost){
            System.out.println("No loan required, the car can be paid for in full");
        } else{
            int remainingBalance = carCost - downPayment;
            int months = loanLength * 12;
            int monthlyBalance = remainingBalance / months;
            int interest = (monthlyBalance * interestRate) / 100;
            int monthlyPayment = monthlyBalance + interest;

            System.out.println("Your total monthly payment is: " + monthlyPayment + " for " + months + " months");
        }
    }
}