#include <stdio.h>

float feiyong(int time,int km)

{

float money;

if(km<=3)

{

money=28;

printf("来回车费为28元");

}

else

{

if(time>23||time<5)

{

money=(km-3)*(1.2*2.3)*2+28;

prinft("夜间来回的车费为%f元\n",money);

}

else

{

money=(km-3)*2.3*2+28;

printf("白天来回的车费为%f元\n",money);

}

}

return money;

}

int main()

{

int time,km;

printf("请输入出发的时间\n");

scanf("%d",&time);

printf("请输入行驶的里程\n");

scanf("%d",&km);

printf("请输入出发的时间是:%d\t行驶的里程是:%d\n",time,km);

printf("一天来回的车费是%.lf元\n",feiyong(time,km));

return 0;

}