0_0_18445785_25182.c 0_0_18445785_25182.c(1) : error C2059: 语法错误:“&” 0_0_18445785_25182.c(5) : error C2061: 语法错误: 标识符“;” 0_0_18445785_25182.c(5) : error C2059: 语法错误:“;” 0_0_18445785_25182.c(23) : error C2065: “sm”: 未声明的标识符