#include <array>
#include <mutex>

class Memory {
public:
    static constexpr int MarkerCount = 2001;
    static constexpr int RegisterCount = 5001;

private:
    std::array<bool, MarkerCount> markers;
    std::array<double, RegisterCount> registers;

public:
    explicit Memory();
    double getRegister(int number);
    void setRegister(int number, double value);
    bool getMarker(int number);
    void setMarker(int number, bool value);
};

// -------------------------------------------------------

Memory::Memory() : markers{false,}, registers{0,} {}

double Memory::getRegister(int number) {
    if (number > 0 and number < RegisterCount) {
        return registers.at(number);
    }
    return 0.0;
}

void Memory::setRegister(int number, double value) {
    if (number > 0 and number < RegisterCount) {
        registers.at(number) = value;
    }
}

bool Memory::getMarker(int number) {
    if (number > 0 and number < MarkerCount) {
        return markers.at(number);
    }
    return false;
}

void Memory::setMarker(int number, bool value) {
    if (number > 0 and number < MarkerCount) {
        markers.at(number) = value;
    }
}