#include <iostream>
#include <string>

using namespace std;

void newline()
    {
    char nextChar;
     do
     {
         cin.get(nextChar);
     }while(nextChar != '\n');
}

int main()
{

const int stafir = 4;
const int tolur = 7;
int n = 0;
int m = 0;
bool test;
char svar = 'y';
char row;
char column;
char arraySeats[tolur][stafir];


cout << "Welcome to the airplane reservation program!"<< endl;
for(m = 0; m < tolur; m++)
{
    arraySeats[m][n] = (m+49);

    cout << arraySeats[m][n] << " ";
    for(n = 0; n < stafir; n++)
    {
        arraySeats[m][n] = (n+65);
    cout << arraySeats[m][n] << " ";
    }
    cout << endl;
}

while(svar == 'y' || svar == 'Y')
{





do{
        cout << "Please input the seat you wish to reserve" << endl;
        cin >> row >> column ;

        column = toupper(column);
       if((row != '1' && row != '2' && row != '3' && row != '4' && row != '5' && row != '6' && row != '7') ||
          (column != 'A' && column != 'B' && column != 'C' && column != 'D'))
       {
        cout << "You have inserted an illegal seat, please try again: "<< endl;
        test = false;
       }
       else{
        test = true;
       }

      }
      while(test == false);
}
 //  column != 'A' && column != 'B' && column != 'C' && column != 'D')




column = toupper(column);

cout << row << " " << column << endl;


cout << "Do you want to reserve another seat? (y/n)" << endl;
cin >> svar;
newline();
}