/* Note:Your choice is C IDE */
#include "stdio.h"
int main()
{  
   /*int i;
   for(i=1;i<=8;i++)*/
   do
  {    
       int road,money;
      printf("please input road:");
       scanf("%d",&road);
    fflush(stdin);
   if(road<=2)
   {
           printf("money=8\n");
   }
       else if(road>2)
   {
           money=5*(road-2)+8; printf("money=%d\n",money);
   }
  }while(1);
  getch();
}