#include <iostream>
  
class Counter
{
public:
    Counter();
    ~Counter() {}
    Counter(int newValue);
    int getValue() const { return value; }
    void setValue(int newValue) { value = newValue; }
private:
    int value;
};
  
Counter::Counter():
value(0)
{}

Counter::Counter(int newValue):
value(newValue)
{}
  
int main()
{
    int beta = 5;
    Counter alpha = beta;
    std::cout << "alpha: " << alpha.getValue() << "\n";
    return 0;
}