#include?<stdio.h>
double?sum(double?t,?double?km)
{
????double?money;
????if(km?<=?3)
????{
????????money?=?13;
????}
????else
????{
????????if(t?>=?23?||?t?<?5)
????????{
????????????money?=?13?+?ceil(km?-?3)?*?(2.3?*?1.2);
????????}
????????else
????????{
????????????money?=?13?+?ceil(km?-?3)?*?2.3;
????????}
????}
????return?money?+?1;
}

int?main()
{
????printf("%f",?sum(9,?12)?+?sum(18,?12));
????return?0;
}