ДЗ №1 (кол-во слов и чисел в тексте)

#include <iostream>
#include <fstream>
using namespace std;
int main()
{
    int q = 0;
    int slovo = 0;
    int number = 0;
    char x;
    ifstream f("text.txt");
    while (f.peek() != EOF)
    {
        f.get(x);
        switch (q)
        {
        case 0: {
            if ((x >= 'a' && x <= 'z'))
            {
                slovo++;
                q = 1;
            }
            else {
                if (x >= '0' && x <= '9')
                {
                    q = 2;
                    number++;
                }
                else
                {
                    if (x != ' ')
                        q = 3;
                }
            }
            break;
        }
        case 1: {
            if (!((x >= 'a' && x <= 'z')))
                if (x != ' ')
                {
                    slovo--;
                    q = 3;
                }
                else q = 0;
                cout << x;
                break;
        }
        case 2: {
            if (!(x >= '0' && x <= '9'))
                if (x != ' ')
                {
                    number--;
                    q = 3;
                }
                else
                    q = 0;
            cout << x;
            break;
        }
        case 3: {
            if (x == ' ')
                q = 0;
            cout << x;
            break;
        }
        }
    }
    cout << "Number = " << number << endl;
    cout << "slov= " << slovo << endl;
    cout << endl;
    system("pause");
    return 0;
}