View Compilation Error

0_0_22196459_18449.cpp
0_0_22196459_18449.cpp(11) : error C2079: “fout”使用未定义的 class“std::basic_ofstream<char,std::char_traits<char>>”
0_0_22196459_18449.cpp(12) : error C2228: “.open”的左边必须有类/结构/联合
        类型是“int”