Christmas Decoration - Java

package ExamPB22Dec18;

import java.util.Scanner;

public class Task_6 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int budget = Integer.parseInt(scanner.nextLine());

        int rest = 0;

        while (true) {
            String input = scanner.nextLine();
            if (input.equals("Stop")) {
                System.out.printf("Money left: %d", budget);
                break;
            }
            int sum = 0;
            for (int i = 0; i < input.length(); i++) {
                sum += input.charAt(i);
            }
            if (sum <= budget) {
                budget -= sum;
                System.out.println("Item successfully purchased!");
            } else {
                System.out.println("Not enough money!");
                break;
            }

        }
    }
}