Diamond

public class Übung10 {
    public static void main(String[] args) {
        int h = 19;
        int l = 1;
        int s = h/2;
        int help1;
        int help2;
        int count = 0;

        while (count <= h) {
            help1=l;
            help2=s;
            while (help2 > 0) {
                System.out.print(" ");
                help2--;
            }

            while (help1 > 0) {
                System.out.print("A");
                help1--;
            }
            if (count < h / 2) {
                l+=2;
                s--;
                count++;
                System.out.println();
            } else {
                l-=2;
                s++;
                count++;
                System.out.println();
            }

        }