/* 【程序19】
题目:打印出如下图案(菱形) * 1 *** 3 ***** 5 ******* 7 ***** 5 *** 3 * 1程序代码:
package SE50T; import java.util.Scanner; /* 【程序19】 * 题目:打印出如下图案(菱形) * * 1 *** 3 ***** 5 ******* 7 ***** 5 *** 3 * 1 */ public class T19 { public static void main(String[] args) { for (int i = 1; i <= 4; i++) { for (int x = 1; x <= 4-i; x++) { System.out.print(" "); } for (int j = 1; j <=2*i-1; j++) { System.out.print("*"); } System.out.println(); } for (int i = 3; i >=0 ; i--) { for (int x = 1; x <= 4-i; x++) { System.out.print(" "); } for (int j = 1; j <=2*i-1; j++) { System.out.print("*"); } System.out.println(); } } }程序运行图: