printdemo.java

一系列java小程序

public class PrintDemo
{
    public static void main(String args[ ])
    {
        for (int i=1;i<=5;i++)
        {
            int j=i-1;
            while(j>0)
            {
                 System.out.print(" ");
                 j=j-1;
            }
            for(int k=1;k<=9-(i-1)*2;k++)
                System.out.print("*");
            System.out.println();
        }
    }
}