打印星状图

public class T0302{
    public static void main(String args []){    
    for(int i = 1; i <=4; i ++){
        for(int k = 1; k <= 4-i;k ++){
            System.out.print(" ");
        }
        for(int j = 1;j <= i;j ++){
        System.out.print("* ");
        }
        System.out.println();
    }       
    }
}