0_0_35415763_22732.c 0_0_35415763_22732.c(11) : error C2065: “flag”: 未声明的标识符 0_0_35415763_22732.c(13) : error C2065: “odd”: 未声明的标识符 0_0_35415763_22732.c(14) : error C2065: “flag”: 未声明的标识符