A.1 B.2 C.3 D.4
給出下面代碼,()選項(xiàng)是正確的
A.編譯時(shí)將產(chǎn)生錯(cuò)誤; B.輸出空 C.輸出零; D.編譯時(shí)正確,不帶參數(shù)運(yùn)行時(shí)將產(chǎn)生錯(cuò)誤;