#include <stdio.h>

int main()
{
	int seats [9],i,type,choice,first=0,econ=5;

	printf("Please type 1 for \"first class\"\n");
	printf("Please type 2 for \"economy\"\n");
	scanf("%d", &type);

for(i=0; i<9; i++)
{
	if(type == 1) {
		seats[first]=0;
		printf("your seat number is %d, first class\n");
		first++;
	}
	if (type == 2) {
		seats[econ]=5
		printf("Your seat number is %d, economy class\n");
		econ++;
	}
	printf("Please type 1 for \"first class\"\n");
	printf("Please type 2 for \"economy\"\n");
	scanf("%d", &type);
	}

for(i=0; i<9; i++)
	if (first == 4) {
		printf("Type 2 for economy seat or 3 for another flight\n");
		scanf("%d",&choice);

	else if (econ ==9) {
		printf("Type 1 for first class seat or 3 for another flight\n");
		scanf("%d",&choice);
	}
	if (choice ==3) {
		printf("Next flight leaves in 3 hours\n");
	}
return 0;
}

#include <iostream>

using namespace std;
#define MAXSEATS 10

int choice;
int seats[9] = {0};

int Reserve (void);

int main (void)
{
   for (;;)
   {
      Reserve();
   }
   return 0;
}

int Reserve (void)
{
   cout << "Enter seat preference (0 to EXIT, 1 for First Class, 2 for Coach): ";
   cin >> choice;
   cout << endl;

   int found,i=0;
   switch (choice)
   {
      case 1:
      {
         for (i=0; i <= 4 ; i++)
         {
            if (seats[i] == 0)
            {
               found=1;
               seats[i]=1;
               break;
            }
         }

         if (found != 0)
         {
            found = 0;
            cout << "First Class, seat " << i << " has been reserved for you" << endl;
         }
         else
         {
            char res;
            cout << "First Class is full. Would you like to reserve a seat in Coach? (y/n): ";
            cin >> res;
            cout << endl;

            switch (res)
            {
                case 'Y':
                case 'y':
                {
                   Reserve();
                }
                break;

                case 'N':
                case 'n':
                {
                   cout << "Next flight leaves out in 3 hours." << endl;
                }
                break;
            }
         }
      }
      break;

        case 2:
        {
            int found = 0;
            int n = 5;
            for (n=5; n <= 9 ; n++)
            {
               if (seats[n] == 0)
               {
                  seats[n] = 1;
                  found=1;
                  break;
               }
            }

            if (found != 0)
               cout << "Coach seat " << n << " has been reserved for you" << endl;
        }
        break;

        default:
           exit(0);
   }
   return 0;
}