import java.util.Scanner;

public class PaymentCalculator {

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

        System.out.print("Enter the number of lines of code: ");
        int linesOfCode = scanner.nextInt();

        System.out.print("Enter the number of times Vasya was late: ");
        int lateCount = scanner.nextInt();

        int payment = calculatePayment(linesOfCode, lateCount);
        System.out.println("Vasya will be paid: $" + payment);
    }

    public static int calculatePayment(int linesOfCode, int lateCount) {
        int payment = (linesOfCode / 100) * 50;

        if (linesOfCode % 100 != 0) {
            payment += 50;
        }

        int penalty = (lateCount / 3) * 20;

        return Math.max(payment - penalty, 0);
    }
}