package com.xiaowu.demo;

/**

 *

 *

 打印出如下图案（菱形）

 *

 *

 *

 * @author WQ

 *

 */

public class Demo20 {

    public static void main(String[] args) {

        display(5);

    }

    public static void display(int h) {

        for (int i = 0; i < (h + 1) / 2; i++) {

            for (int j = 0; j < h / 2 - i; j++) {

                System.out.print(" ");

            }

            for (int k = 1; k < (i + 1) * 2; k++) {

                System.out.print("*");

            }

            System.out.println();

        }

        for (int i = 1; i <= h / 2; i++) {

            for (int j = 1; j <= i; j++) {

                System.out.print(" ");

            }

            for (int j = 0; j < h - 2 * i; j++) {

                System.out.print("*");

            }

            System.out.println();

        }

    }

}