#include <iostream>
#include <vector>
#include <set>
#include <algorithm>

template <class MyType>
void print(const MyType& container) {
    for (const auto& item : container) {
        std::cout << item << " ";
    }
    std::cout << std::endl;
}

template <class T, class G>
void f(T a, G b) {
    std::cout << a << " " << b << std::endl;
}

template<class T>
T create() {
    return T();
}

auto func(int z) {
    if (z == 1) {
        //return 1; error
    }
    return 1.0;
}

/*
template <class T>
void myfunc(T<int> v) {
    std::cout << v.size() << std::endl;
}
*/


int main() {
    //std::vector<int> v;
    //myfunc<std::vector>(v);

    f(1, 3.14);
    f<char>(97, 3.14);
    f<char, int>(98, 3.14);
    std::vector<int> z = {1,2,3,100};
    std::vector<double> d = {1.1,2,3.3,100};
    std::set<char> s = {'q', 'z', 'a', 'r'};

    std::sort(z.begin(), z.end()); // 1, 2, 3, 100
    std::sort(z.rbegin(), z.rend()); // 100, 3, 2, 1

    std::vector<int> qwe = {1,6, 7, 10, 2};
    for (auto it = qwe.begin(); it != qwe.end(); ++it) {
        std::cout << *it << std::endl;
    }
    for (auto it = qwe.rbegin(); it != qwe.rend(); ++it) {
        std::cout << *it << std::endl;
    }

    qwe.insert(qwe.end(), 10); //  {1,6, 7, 10, 2};

    /*std::vector<int>* ptr;
    auto& myvector = *ptr;
    myvector[2] = 10;
    (*ptr)[2] = 4;
    ptr->at(2) = 4;
    int* data_ptr = qwe.data();*/



    double zz = func(1);
    std::cout << zz << std::endl;
    print(z);
    print(d);
    print(s);
}