for(int assign = 0; assign < CODELEN; ++assign) // initialize array to NULL
        {
        m_codeTable[assign] = '0';
        }

    char used[26] = { };
    int index = 0;

    for(int counter = 0; counter < CODELEN; ++counter)
        {
        bool isCharUsed = false;
        int counter2 = 0;
        while(counter2 < CODELEN)
                {
                if(toupper(m_key[counter]) == toupper(used[counter2]))
                        {
                        isCharUsed = true;
                        --index;
                        }
                ++counter2;
                }
        if(isCharUsed == false)
                {
                m_codeTable[index] = m_key[counter];
                used[index] = m_key[counter];
                }
        else
                {
                }
        cout << m_codeTable[index] << endl;
        ++index;
        }

    for(int counter3 = 0; counter3 < CODELEN; ++counter3)
        {
        int ascii = 90;
                if('0' == m_codeTable[counter3])
                        {
                        for(int index = 0; index < CODELEN; ++index)
                                {
                                if(ascii == used[index])
                                        {
                                        ascii = ascii - 1;
                                        }
                                else
                                        {
                                        }
                                }
                        m_codeTable[counter3] = ascii;
                        }
        }