0_0_35903013_2544.cpp 0_0_35903013_2544.cpp(49) : error C2065: “temp”: 未声明的标识符 0_0_35903013_2544.cpp(50) : error C2065: “temp”: 未声明的标识符 0_0_35903013_2544.cpp(50) : error C3861: “SG”: 找不到标识符