#include <iostream>

struct Counter {
    inline static int x = 1;
    static void bump() { ++x; }
};

struct Counter2 : Counter {
    inline static int x = 100;
    static void bump() { x += 10; }
};

enum E { A = 1, B = 2 };

struct S {
    enum E { B = 3, C = 4 };
    static int f() { return B; }
};

enum class M : unsigned char { A = 250, B, C };

int g() {
    int B = 40;
    return S::f() + B;
}

int main() {
    Counter::bump();
    Counter2::bump();

    // 112
    int t1 = Counter::x + Counter2::x;

    // 43
    int u1 = g();

    int B = 7;
    // 9
    int t2 = B + ::B;

    int d;
    {
        using enum M;
        // 251 - 250 = 1?
        d = static_cast<int>(B) - static_cast<int>(A);
    }

    std::cout << t1 << " " << u1 << " " << t2 << " " << d << "\n";
}