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View Compilation Error

0_0_39527458_22162.cpp
0_0_39527458_22162.cpp(27) : error C2440: “初始化”: 无法从“std::tuple<int,int,int,int>”转换为“state”
        没有可用于执行该转换的用户定义的转换运算符,或者无法调用该运算符
0_0_39527458_22162.cpp(35) : error C2065: “dir”: 未声明的标识符


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