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When you need to add a new state to the light object, you only need to add a new state class and slightly change some existing code. Assuming that the light object now has an extra state of super light, add the SuperStrongLightState class first:1. Vessels engaged in fishing, whether on voyage or at anchor, shall only display the lights and types required by this regulation.The bonus mode of outbreak is to directly multiply the final value of the damage formula derived from the main building by 1.3 (excluding additional damage)Test Class樊哙满意一笑：多谢尹将军，告辞了。(3) There are eleven behavioral patterns: policy pattern, template method pattern, observer pattern, iterative sub-pattern, responsibility chain pattern, command pattern, memo pattern, state pattern, visitor pattern, intermediary pattern and interpreter pattern.The full name of UDP protocol is user datagram protocol. It is used to process data packets like TCP protocol in the network and is a connectionless protocol. In the OSI model, the fourth layer, the transport layer, is the next layer above the IP protocol. UDP has the disadvantages of not providing packet grouping, assembling and sorting packets, that is, when the message is sent, it is impossible to know whether it arrives safely and completely.