#include <stdio.h>

int jiage (float sj,float juli)
{float sum;
??? if (juli<=3)
??? {
??????? sum=13+1;
??? }else (juli>3);
??? {
??????? if (sj<=5||sj>23)
??????? {
??????????? sum=13+1.2*2.3*(juli-3)+1;
???????????
??????? }
??????? else sum=13+2.3*(juli-3)+1;
???????
??? }return sum;
}
int main()
{
float b=jiage (6,12)+jiage (21,12);
printf ("打車費用為%f",b);
??? return 0;
}