// CSE 143, Winter 2009, Marty Stepp
// This program uses recursion to print a line of stars.

public class Stars {
    public static void main(String[] args) {
        printStars(1);
        printStars(2);
        printStars(7);
        printStars(19);
    }
    
    // Prints a line of stars of the given length.
    // Precondition: n >= 0
    public static void printStars(int n) {
        if (n == 0) {
            // base case
            System.out.println();
        } else {
            // recursive case
            System.out.print("*");
            printStars(n - 1);
        }
    }
}