TriangleOf55Stars

public class TriangleOf55Stars {
    public static void main(String[] args) {
        System.out.println("*");
        System.out.println("**");
        System.out.println("***");
        System.out.println("****");
        System.out.println("*****");
        System.out.println("******");
        System.out.println("*******");
        System.out.println("********");
        System.out.println("*********");
        System.out.println("**********");
    }
}