来自凌纯清的问题
【Aboxcontainssixsmallboxes.Andeachsmallboxalsocontainsanotherfourboxes.Howmanyboxesaretheretogether?最迟明天】
Aboxcontainssixsmallboxes.Andeachsmallboxalsocontainsanotherfourboxes.Howmanyboxesaretheretogether?最迟明天

