#include <stdio.h>
float taxicost(int s,int t)
{
??? float pay;
??? if(s<=3)
??? {
??????? pay=14;
??? }
??? else if(s>3)
??? {
??????? if(t>=5&&t<23)
??????? {
??????????? pay=13+1+(s-3)*2.3;
??????? }
??????? else if(t>=23||t<5)
??????? {
??????????? pay=13+1+(s-3)*2.3*1.2;
??????? }
??? return pay;
}
int main()
{
??? printf("小明每天打車的總費用為%.1f\n",taxicost(12,9)+taxicost(12,18));
??? return 0;
}