為什么不對啊，結(jié)果都出不來
#include <stdio.h>
int main()
{
? ? printf("打的總費用：%f\n",fee(9,12)+fee(18,12));
? ? return 0;
}
double fee(double t,double km)
{
? ? double money;
? ? if(km<=3)
? ? {
? ? ? ? money=14;
? ? ? ? printf("車費為%f元",money);
? ? }
? ? else
? ? {
? ? ? ? if(t>=5&&t<23)
? ? ? ? {
? ? ? ? ? ? money=(13+2.3*(km-3)+1);
? ? ? ? ? ? printf("日間車費為：%f\n",money);
? ? ? ? }
? ? ? ? else
? ? ? ? {
? ? ? ? ? ? money=13+2.3*1.2*(km-3)+1;
? ? ? ? ? ? printf("夜間車費為：%f\n",money);
? ? ? ? }
? ? return money;
? ? }
}
??
2022-03-08
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