0_0_24704821_26795.cpp 0_0_24704821_26795.cpp(14) : error C2065: “i”: 未声明的标识符 0_0_24704821_26795.cpp(15) : error C2065: “i”: 未声明的标识符 0_0_24704821_26795.cpp(17) : error C2065: “i”: 未声明的标识符