/*  Michael Brosh ID 304138738
    Assignment 5, Ex. 1-6
    Due date: 06.12.11  */


#include <iostream>
using namespace std;

const char SIZE = 2;

void main()

{

    int rows, columns, letter_counter_1, index_1, letter_counter_2, index_2;
    char mat[SIZE][SIZE] = {0}, letter;

    letter_counter_1 = 0;
    letter_counter_2 = 0;

    cout << "Please enter 25 letters: \n\n";

    for (rows = 0 ; rows < SIZE ; rows++)
    {
        for (columns = 0 ; columns < SIZE ; columns++)
        {
            cin >> mat[rows][columns];
        }
    }

    cout << endl;

    cout << "Please enter a letter: \n\n";
    cin >> letter;

    for (columns = 0 ; columns < SIZE ; columns++)
    {
        for (rows = 0 ; rows < SIZE ; rows++)
        {
            if ( (int)letter == (int)mat[rows][columns] )
            {
                if (letter_counter_1 == 0)
                {
                    if (letter_counter_1 == 0 && index_1 == 0)
                        index_1 = mat[rows][columns];
                    letter_counter_1++;
                }
                else if (letter_counter_2 == 0)
                {
                    if (letter_counter_2 == 0 && index_2 == 0)
                        index_2 = mat[rows][columns];
                    letter_counter_2++;
                }

            }

        }

        if (letter_counter_1 > letter_counter_2)
        {
            letter_counter_2 = 0;
            index_2 = 0;
        }
        else
        {
            letter_counter_1 = 0;
            index_1 = 0;
        }

    }

    if (index_1 == 0)
        cout << index_2;
    else
        cout << index_1;

    cout << endl << endl;

    system("pause");

}