Надо разобрать Мою Ошибку

#include <iostream>
using namespace std;
 
float check
 
int pizza;
int pizzacount;
int colacount;
float drinkcount;
float colachek;
float fullcheak;
int main()
{
   
 
 
    cout << "Pizzas:" << endl << "1: Pepperony - 2$" << endl << "2: 4 chease - 23$" << endl << "3: Cheather pizza - 16$" << endl << "4: Big pizza 9$ ";
    cout << "Enter cod ------>" << endl;
    cin >> pizzacount;
 
    cout << endl << "Drinks:" << endl << "1: Ayran 0.5$ " << endl << "2: Viski 70$ " << endl << "3: Pub 5$" << endl << "D: Dragon juise 100 $" << endl;
    cout << endl << "Enter drink ----->" << endl;
    cin >> cola;
 
 
    switch (pizzacount)
    {
    case '1':
        check += 2 * pizzacount;
        break;
    case '2':
        check += 23 * pizzacount;
        break;
    case '3':
        check += 16 * pizzacount;
        break;
    case '4':
        check += 9 * pizzacount;
        break;
    }
 
 
    switch (colacount)
    {
    case '1':
        colachek += 0.5 * drinkcount;
        break;
    case '2':
        colachek += 70 * drinkcount;
        break;
    case '3':
        colachek += 5 * drinkcount;
        break;
    case '4':
        colachek += 100 * drinkcount;
        break;
    }
    switch (pizza) {
    case '1':
        cout << "Pepperony =======> " << pizzacount << check << endl;
        break;
    case '2':
        cout << "4 chease =======>" << pizzacount << check << endl;
        break;
    case '3':
        cout << "Cheather pizza =====> " << pizzacount << check << endl;
        break;
    case '4':
        cout << "Big Pizza ======> " << pizzacount << check << endl;
        break;
    }
    switch (cola)
    {
    case 'a':
        cout << "Ayran =====>" << drinkcount << " ==> " << colachek << endl;
        break;
    case 'b':
        cout << "Viski =====> " << drinkcount << " ==> " << colachek << endl;
        break;
    case 'c':
        cout << "Pub =====>" << drinkcount << " ==> " << colachek << endl;
        break;
    }
    cout << "Total:\t\t " << fullcheak << endl;
}