Borderou de evaluare (job #531557)

Eroare de compilare: user.cpp:1:10: error: #include expects "FILENAME" or <FILENAME> user.cpp:4:1: error: ‘ifstream’ does not name a type user.cpp:5:1: error: ‘ofstream’ does not name a type user.cpp: In function ‘int main()’: user.cpp:10:2: error: ‘fi’ was not declared in this scope user.cpp:12:13: error: ‘fo’ was not declared in this scope user.cpp:13:13: error: ‘fo’ was not declared in this scope user.cpp:14:13: error: ‘fo’ was not declared in this scope user.cpp:15:14: error: ‘fo’ was not declared in this scope user.cpp:16:14: error: ‘fo’ was not declared in this scope user.cpp:17:16: error: ‘fo’ was not declared in this scope user.cpp:18:16: error: ‘fo’ was not declared in this scope user.cpp:19:16: error: ‘fo’ was not declared in this scope user.cpp:20:16: error: ‘fo’ was not declared in this scope user.cpp:21:17: error: ‘fo’ was not declared in this scope