#include <iostream>
#include <windows.h>

using namespace std;

void check_choice(int number, char sign);
void low_number(int number);
void med_number(int number);
void high_number(int number);
void ultra_number(int number);

int main()
{
    int number_choice;
    char sign_choice;
    cout << "Podaj liczbe, ktora ma zostac przeksztalcona: ";
    cin >> number_choice;
    cout << "Liczba jest dodatnia czy ujemna? '-' - ujemna '+' - dodatnia: ";
    cin >> sign_choice;
    check_choice(number_choice, sign_choice);
    if (number_choice <= 20)
    {
        low_number(number_choice);
        return 0;
    }
    if (number_choice <= 100)
    {
        med_number(number_choice);
        return 0;
    }
    if (number_choice <= 1000)
    {
        high_number(number_choice);
        return 0;
    }
    if (number_choice <= 1000000)
    {
        ultra_number(number_choice);
        return 0;
    }

}
void check_choice(int number, char sign)
{
    if (number > 999999)
    {
        Sleep(20);
        cout << "Maksymalna liczba do przeksztalcenia jest 999999! A twoja liczba to - " << number;
        return;
    }
    if ((sign != '+') && (sign != '-'))
    {
        Sleep(20);
        cout << "Podales nieprawidlowy znak!";
        return;
    }
    if (sign == '-')
    {
        cout << "minus ";
    }

}
void low_number(int number)
{
    switch (number)
    {
        case 0: cout << ""; break;
        case 1: cout << "jeden"; break;
        case 2: cout << "dwa"; break;
        case 3: cout << "trzy"; break;
        case 4: cout << "cztery"; break;
        case 5: cout << "piec"; break;
        case 6: cout << "szesc"; break;
        case 7: cout << "siedem"; break;
        case 8: cout << "osiem"; break;
        case 9: cout << "dziewiec"; break;
        case 10: cout << "dziesiec"; break;
        case 11: cout << "jedenascie"; break;
        case 12: cout << "dwanascie"; break;
        case 13: cout << "trzynascie"; break;
        case 14: cout << "czternascie"; break;
        case 15: cout << "pietnascie"; break;
        case 16: cout << "szescnasie"; break;
        case 17: cout << "siedemnascie"; break;
        case 18: cout << "osiemnascie"; break;
        case 19: cout << "dziewietnascie"; break;
        case 20: cout << "dwadziescia"; break;
        default: cout << "BLAD W LOW_NUMBER"; break;
    }
}
void med_number(int number)
{
    if (number <= 20)
    {
        low_number(number);
        return;
    }
    int number_divided = number / 10;
    low_number(number_divided);
    if (number_divided== 2)
    {
        cout << "dziescia ";
    }
    if ((number_divided == 3) || (number_divided== 4))
    {
        cout << "dziesci ";
    }
    if (number_divided> 4)
    {
        cout << "dziesiat ";
    }
    low_number(number % 10);
}
void high_number(int number)
{
    int number_divided = number / 100;
    number_divided;
    if (number_divided == 1)
    {
        cout << "sto ";
    }
    if (number_divided == 2)
    {
        cout << "dwiescie ";
    }
    if ((number_divided == 3) || (number_divided == 4))
    {
        low_number(number_divided);
        cout << "sta ";
    }
    if (number_divided> 4)
    {
        low_number(number_divided);
        cout << "set ";
    }
    med_number(number % 100);
}
void ultra_number(int number)
{
    int number_divided = number / 1000;
    if ( (number > 9999) && (number < 99999))
    {
    med_number(number_divided);
    }
    if ( number > 99999)
    {
    high_number(number_divided);
    }
    else
    {
    low_number(number_divided);
    }
    if (number_divided == 1)
    {
        cout << " tysi¹c ";
    }
    if ((number_divided >= 2) && (number_divided <= 4))
    {
        cout << " tysiace ";
    }
    if (number_divided> 4)
    {
        cout << " tysiecy ";
    }
    high_number(number % 1000);
}