import java.util.Arrays;
import java.util.List;
import java.util.Random;


public class roulette {

    static Random rand;
    static int random;

    static String[] red = {"1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20"};

    static List<String> redNums = Arrays.asList(red);

    public static void main(String[] args) {
        random = rand.nextInt(41);
        if (redNums.contains(rand)){
            System.out.println("You have a red number");
        }else{
            System.out.println("You have a black number");
        }
        return;
    }

}