public class Main {
    public static void main(String[] args) {
        displayPrimeNumbers();
    }

    public static boolean isPrime(int num) {
        if (num < 2) {
            return false;
        }
        for (int i = 2; i <= Math.sqrt(num); i++) {
            if (num % i == 0) {
                return false;
            }
        }
        return true;
    }


    public static void displayPrimeNumbers() {
        System.out.println("Prime numbers starts with 5:");
        for (int i = 500; i < 600; i++) {
            if (String.valueOf(i).startsWith("5") && isPrime(i)) {
                System.out.print(i + " ");
            }
        }
    }
}