运行下面程序时,从键盘输入字母H,则输出结果是main(){char ch;ch=getchar();swimh(ch){case'H':p

题目

运行下面程序时,从键盘输入字母H,则输出结果是 main() { char ch; ch=getchar(); swimh(ch) {case'H':printf("Hello!\n"); case'G':printf("Good morning!\n"); default:printf("Bye_Bye!\n"); } }

A.Hello!

B.Hello! GoodMoring!

C.Hello! Good moming! Bye_ye!

D.Hello! Bye_ye!

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