View Compilation Error

816562_0_0_16893.cpp
816562_0_0_16893.cpp(18) : error C2065: “vector” : 未声明的标识符
816562_0_0_16893.cpp(18) : error C2275: “Food” : 将此类型用作表达式非法
        816562_0_0_16893.cpp(5) : 参见“Food”的声明
816562_0_0_16893.cpp(18) : error C2065: “food” : 未声明的标识符
816562_0_0_16893.cpp(20) : error C2065: “cin” : 未声明的标识符
816562_0_0_16893.cpp(20) : fatal error C1903: 无法从以前的错误中恢复；正在停止编译