文件名称:buy_ticket
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排队购买车票，一次最多购买4张，区分相邻作为，没有相邻时，允许随意购买单张-Wait in line to buy tickets, purchase a maximum of four, to distinguish between adjacent, as there is no adjacent to, the permit can buy leaflets
(系统自动生成,下载前可以参看下载内容)
下载文件列表
买票
....\CRoom.cpp
....\CRoom.h
....\CSeat.cpp
....\CSeat.h
....\CSeatPair.cpp
....\CSeatPair.h
....\CTrain.cpp
....\CTrain.h
....\main.cpp
....\CRoom.cpp
....\CRoom.h
....\CSeat.cpp
....\CSeat.h
....\CSeatPair.cpp
....\CSeatPair.h
....\CTrain.cpp
....\CTrain.h
....\main.cpp