0_0_14017453_16157.cpp 0_0_14017453_16157.cpp(16) : error C2065: “i”: 未声明的标识符 0_0_14017453_16157.cpp(17) : error C2065: “i”: 未声明的标识符 0_0_14017453_16157.cpp(19) : error C2065: “i”: 未声明的标识符 0_0_14017453_16157.cpp(21) : error C2065: “i”: 未声明的标识符