#include <iostream>
#include <vector>

class Type {
private:
    class Some2 {
    public:
    };
public:
    struct Some {
        int v;
        void z() {
        }
    private:
        void f() {
        }
    };
    Some SomeField;
};

class RefStorage {
public:
    RefStorage(int& number)
        : number_(number)
    {
    }
private:
    int& number_;
};


int main() {
    auto func = [](int a, int b) {
        return a + b;
    };
    int c = func(10, 5);

    class SomeType {

    };
    SomeType a, b;


    std::vector<int>::iterator it;

    Type::Some q;
    q.v = 10;
    q.z();
    Type w;
    w.SomeField.z();

    freopen("err2.txt", "w" , stderr);

    int value;
    std::cin >> value; // stdin;
    std::cout << "zxcvbn" << std::endl; // stdout
    std::cerr << "qwerty" << std::endl; // stderr

    int qwe = 1334;
    int& zxc = qwe;
    zxc = 1234;
    &zxc;

    int* ptr  = nullptr;
    ptr = &qwe;
    *ptr = 12345;
    std::cout << *ptr << std::endl;



}