0_0_13854740_22459.cpp 0_0_13854740_22459.cpp(30) : error C2065: “i”: 未声明的标识符 0_0_13854740_22459.cpp(33) : error C2065: “i”: 未声明的标识符 0_0_13854740_22459.cpp(36) : error C2065: “i”: 未声明的标识符 0_0_13854740_22459.cpp(41) : error C2065: “i”: 未声明的标识符