从用户读取值,计算花费总金额

#include <stdio.h>
#include <stdlib.h>
int main()
{
   int houses, hotels, total;
   char temp[4];
   printf("Enter the number of houses:");
   gets_s(temp);
   houses=atoi(temp);
   printf("Enter the number of hotels:");
   gets_s(temp);
   hotels=atoi(temp);
   total=houses*40+hotels*115;
   printf("You owe the bank $%d.\n",total);
   return(0);
}