Laba1_1 c++

// Laba11.cpp: определяет точку входа для консольного приложения.
//

#include "stdafx.h"
#include <iostream>
#include <cstdio>
#include <stdio.h>
#include <conio.h>

using namespace std;

class FSM
{
private:
    int numStates = 5;
    int begState = 1;
    int alphabet[2] = { 0, 1 };
    int numEndStates = 1;
    int finState = 4;
    int curState = begState;

public:
    bool error;
    FSM() {};

    void showState()
    {
        cout << "Current state is : " << getState() << endl;
    }
    int getState()
    {
        return FSM::curState;
    }
    void nextState(char c)
    {
        if (getState() == 1)
        {
            if (c == '0')
                curState = 2;
            else
                if (c == '1')
                    curState = 1;
        }
        else if (getState() == 2)
        {
            if (c == '0')
                curState = 5;
            else
                if (c == '1')
                    curState = 3;
        }
        else if (getState() == 3)
        {
            if (c == '0')
                curState = 4;
            else
                if (c == '1')
                    curState = 2;
        }
        else if (getState() == 4)
        {
            if (c == '0')
                curState = 2;
            else
                if (c == '1')
                    curState = 3;
        }
        else if (getState() == 5)
        {
            if (c == '0')
                curState = 5;
            else
                if (c == '1')
                    curState = 5;
        }
    }
    bool theEnd()
    {
        if (getState() == finState)
            return true;
        else
            return false;
    }
};


int main()
{
    char *txt = new char [255];

    int i = 0;
    while (cin >> txt[i])
        i++;
    txt[i] = '\0';

    i = 0;
    while (txt[i] != '\0')
    {
        if (txt[i] != '0')
            txt[i] = '1';
        cout << txt[i];
        i++;
    }

    cout << endl;

    FSM avt;

    int j = 0;
    while (txt[j] != '\0')
    {
        avt.nextState(txt[j]);
        avt.showState();
        j++;
    }

    return 0;
}