Count 3

#include <iostream>
using namespace std;

int main() {
    int A;
    int Sum = 0, Br = 0, Ost = 0;

    cout << "Vavedi num A = "; cin >> A;

    do {
        Ost = A % 10;
        A = A / 10;
        if(Ost == 3){
        Br++;
        }



    } while (A != 0);

    cout << "Broi na 3-kie: " << Br << '\n';

    return 0;
}