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̳µĶԣڶ̳зʽ£̳˶ijԱͬӵͬԱʱײֳͻ⡣

̳ԭظ࣬Ӽ̳ͬһʹüӻࣨPersonжݿԡ

1̳virtual inheritanceĶ ﷨ class derived_class : virtual [] base_class virtual base class ̳еĻ еУһ

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