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View Compilation Error

0_0_31789686_32207.cpp
0_0_31789686_32207.cpp(22) : error C2065: “x”: 未声明的标识符
0_0_31789686_32207.cpp(22) : error C2039: “x”: 不是“node”的成员
        0_0_31789686_32207.cpp(17) : 参见“node”的声明
0_0_31789686_32207.cpp(38) : error C2065: “x1”: 未声明的标识符
0_0_31789686_32207.cpp(39) : error C2171: “++”:“double (__cdecl *)(double)”类型的操作数非法
0_0_31789686_32207.cpp(39) : error C2105: “++”需要左值
0_0_31789686_32207.cpp(39) : error C2440: “=”: 无法从“double (__cdecl *)(double)”转换为“int”
        没有使该转换得以执行的上下文


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