#include?<stdio.h>
int?Kilo,Money,Time,Per;
int?Counting(int?time?,?int?distance)
{
????Kilo?=?distance;?Time?=?time;
????if(Time>23||Time<<5)
????{
????????Per?=?4.3;????????
????????if(Kilo<=3)
????????{
????????????Money?=?13;
????????}
????????else?{
????????????Money?=?(Kilo?-?3)?*?Per?+13;
????????}
????}
????else?{???????
????????Per?=2.3;????????
????????if(Kilo<=3)
????????{
????????????Money?=?13;
????????}
????????else?{
????????????Money?=?(Kilo?-?3)?*?Per?+13;
????????}
????}????
????return?Money;
}

int?main(){
????
????printf("小明每天打車費用為：%d\n",Counting(3,13));
????return?0;
}

你寫的有好幾處語法錯誤，自己再好好看看前面的基礎知識