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User class unified interface, User1 and User2 are different objects respectively, and they are related. If the mediator mode is not adopted, the two need to hold references to each other, so the coupling degree between the two is very high. In order to decouple, the Mediator class is introduced to provide unified interface, and MyMediator is its implementation class, which holds instances of User1 and User2 to control User1 and User2. In this way, User1 and User2 objects are independent of each other. They only need to maintain a good relationship with the Mediator, and the rest is maintained by the MyMediator class! Basic implementation:Password length cannot be less than 6 bits.几乎可以肯定，今年的收视冠军就是《天河魔剑录》电视剧。与张经在各地平乱积累的功绩不同，杨长帆俨然成为了本地的民族英雄。32. The functional departments of the Company's organs have changed their working ideas and work style. In the future, Relevant departments can make one phone call clear and do not make two calls, Can a notification contain not many notifications, Can coordinate at a meeting and not open twice, Can personally go down to the front line to collect materials, Relevant issues do not call for materials. No matter who does anything, they should pay attention to the procedures and rules. They should not stick to the end, add chaos to the front line, really reduce the burden of front-line work, really establish the idea of serving the front line, and really let front-line personnel concentrate on the management work and complete the lifeblood sales work of the company.肉肉总裁出动了，再次在海岛拯救富家女，仿佛时光回到了当年和Pinky姐的戏，本来五月不开坑的，但是他们说抵抗不了威哥的肉体。不过，这个剧速度不会那么快了。大家不要催，我们尽量周清，因为五月是休假月。 ​