Christmas tree (with time-lapse effect)

import static java.lang.System.out;
public class sds {
    public static void main(String[] args) throws InterruptedException {

        int level = 10;

        int rootLevel = 2;
        int spaceNum = level - 1;
        int z;
        out.println("某某某给你个圣诞树呀");
        for (z = 0; z <6; z++) {
            System.out.print(".");
            Thread.sleep(1000);
        }
        System.out.print("\n");
        for (int i = 1; i <= level; i++) {
            spaceNum--;
            for (int g = 0; g <= spaceNum; g++) {
                System.out.print(" ");
            }
            for (int j = 1; j <= ((i * 2) -1); j++) {
                System.out.print("*");
                Thread.sleep(99);
            }
            System.out.print("\n");
        }

        //画根
        for (int i = 1; i <= rootLevel; i++) {
            for (int g = 1; g < level; g++) {
                System.out.print(" ");
            }
            System.out.print("*\n");
        }

        System.out.print("\n");
        out.println("等下");
        for (z = 0; z <3; z++) {
            System.out.print("嘿");
            Thread.sleep(1000);
        }
        System.out.print("\n");
        System.out.print("爱你");
    }

}