public StackQueue(StackQueue <T> other)
{
_size = other._size;
_top = other._top;
_items = new T[_size];
System.Array.Copy(other._items, _items, _size);
}
public StackQueue(StackQueue <T> other)
{
_size = other._size;
_top = other._top;
_items = new List <T>(_size);
for (int i = 0; i < _size; ++i)
{
_items.Add(default(T));
}
_items.AddRange(other._items);
}