#include <vector>

#ifndef ASJ_QUEUE
#define ASJ_QUEUE

template<typename T>
class Queue {
private:
    int queue_size;
    std::vector<T> elements;

public:
    void init(int size){
        elements.resize(size);
        std::fill(elements.begin(), elements.end(), -1);
    }

    bool empty() const {
        return elements.empty();
    }

    int size() const {
        return elements.size();
    }

    void push(const T& value) {
        pop();
        elements.push_back(value);
    }

    void pop() {
        if (!empty()) {
            elements.erase(elements.begin());
        }
    }

    T& front() {
        return elements.front();
    }

    int counts_one() const {
        int count = 0;
        for (const T& element : elements) {
            if (element == 1) {
                count++;
            }
        }
        return count;
    }

    int counts_zero() const {
        int count = 0;
        for (const T& element : elements) {
            if (element == 0) {
                count++;
            }
        }
        return count;
    }

    int real_size() const {
        int count = 0;
        for (const T& element : elements) {
            if (element != -1) {
                count++;
            }
        }
        return count;
    }

    void reset() {
        std::fill(elements.begin(), elements.end(), -1);
    }
};

#endif