0_0_14246770_19005.cpp 0_0_14246770_19005.cpp(31) : error C2065: “t0”: 未声明的标识符 0_0_14246770_19005.cpp(32) : error C2065: “f0”: 未声明的标识符 0_0_14246770_19005.cpp(34) : error C2065: “t1”: 未声明的标识符 0_0_14246770_19005.cpp(35) : error C2065: “f1”: 未声明的标识符