Qiangguo Feng ad8fb8e31c bugfix: delete copy ctr and operator=		2021-10-19 18:22:17 +08:00
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1.Picture	add Facade Pattern	2019-10-26 15:43:05 +08:00
2.Code	bugfix: delete copy ctr and operator=	2021-10-19 18:22:17 +08:00