c语言面试题----函数（二）

}}{
charcharstr;
va_listv1;
str=first;
va_start(v1,first);
dodo
{
("%s\n",str);
str=va_arg(v1,charchar);
}whilewhile(str!=NULL);
va_end(v1);
intintmainmain(intintargc,charcharargv[])
PrintLines("First","Second","Third","Fourth",NULL);
returnreturn0;
printf