public void Return <T>(IEnumerable <Stack <T> > items) => StackConcurrentPool <T> .Return(items);
public void Return <T>(Stack <T> item) => StackConcurrentPool <T> .Return(item);
public void Return <T>(params Stack <T>[] items) => StackConcurrentPool <T> .Return(items);
public Stack <T> Stack <T>() => StackConcurrentPool <T> .Get();