单项选择题
A.chars[];s="BOOK!"; B.char*s;s={"BOOK!"}; C.chars[10];s="BOOK!"; D.char*s;S="BOOK!";
A.agei B.dfhk C.abcd D.abcdefghijk
A.gets(; B.white((s[i++]=getchar())!='\n');s=\0; C.scanf("%s",; D.d0{scanf("%c",&;}while(s[i++]!='\n';s='\0';