課程

/后端開發

/Java

/Java入門第一季（IDEA工具）升級版

public?class?HelloWorld{?
???public?static?void?main(String[]?args)?{
???final?String?A?=?(男);
???final?String?B?=?(女);
???System.out.println(A);
???System.out.println(B);	
????}
}