public?class?Diamond?{
????public?static?void?main（String[]?args）?{
????????printHollowRhombus（10）;
????}
????
????public?static?void?printHollowRhombus（int?size）?{
????????if?（size?%?2?==?0）?{
????????????size++;//?計算菱形大小
????????}
????????for?（int?i?=?0;?i?????????????for?（int?j?=?size?/?2?+?1;?j?>?i?+?1;?j--）?{
????????????????System.out.print（“?“）;//?輸出左上角位置的空白
????????????}
????????????for?（int?j?=?0;?j?????????????????if?（j?==?0?||?j?==?2?*?i）?{
????????????????????System.out.print（“*“）;//?輸出菱形上半部邊緣
????????????????}?else?{
????????????????????System.out.print（“?“）;//?輸出菱形上半部空心
????????????????}
????????????}
????????????System.out.println（““）;
????????}
????????for?（int?i?=?size?/?2?+?1;?i?????????????for?（int?j?=?0;?j?????????????????System.out.print（“?“）;//?輸出菱形左下角空白
????????????}
????????????for?（int?j?=?0;?j?????????????????if?（j?==?0?|

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2010-07-08?16:05??.classpath
?????文件?????????379??2010-09-07?10:58??.project
?????文件?????????635??2010-07-08?16:05??.settings\org.eclipse.jdt.core.prefs
?????文件????????1089??2013-11-21?08:40??bin\Diamond.class
?????文件????????1321??2010-07-08?16:27??src\Diamond.java