請(qǐng)問哪里錯(cuò)了
public?class?HelloWorld?{ ???? ????//?定義靜態(tài)變量score1 ????static?int?score1?=?86; ????//?定義靜態(tài)變量score2 ????static?int?score2?=?92;? ????//?定義靜態(tài)方法sum,計(jì)算成績(jī)總分,并返回總分 public??static???int?sum()?{? ?????? ?????????int?a=score1+score2;? ????????return?a; ?????? } public?static?void?main(String[]?args)?{ ???????? ????????//?調(diào)用靜態(tài)方法sum并接收返回值 int?allScore?=?HelloWorld.sum(); ???????? System.out.println("總分:"?+?allScore); } }
2016-07-04
沒毛病 ,程序可以運(yùn)行,輸出結(jié)果正確。
2016-06-25
沒錯(cuò)啊,你在試試,我照著你的打的沒報(bào)錯(cuò)
2016-06-25
是不是應(yīng)該先創(chuàng)建 第一個(gè)HelloWorld類的對(duì)象啊