Eroare de compilare: user.cpp:4: error: ‘ifstream’ does not name a type user.cpp:5: error: ‘ofstream’ does not name a type user.cpp: In function ‘int main()’: user.cpp:10: error: ‘fi’ was not declared in this scope user.cpp:14: error: ‘fo’ was not declared in this scope user.cpp:15: error: ‘fo’ was not declared in this scope user.cpp:17: error: ‘fo’ was not declared in this scope user.cpp:18: error: ‘fo’ was not declared in this scope user.cpp:20: error: ‘fo’ was not declared in this scope user.cpp:21: error: ‘fo’ was not declared in this scope user.cpp:23: error: ‘fo’ was not declared in this scope user.cpp:24: error: ‘fo’ was not declared in this scope user.cpp:26: error: ‘fo’ was not declared in this scope user.cpp:27: error: ‘fo’ was not declared in this scope user.cpp:30: error: ‘fo’ was not declared in this scope user.cpp:31: error: ‘fo’ was not declared in this scope user.cpp:40: error: ‘fo’ was not declared in this scope user.cpp:41: error: ‘fo’ was not declared in this scope user.cpp:42: error: ‘fo’ was not declared in this scope user.cpp:43: error: ‘fo’ was not declared in this scope user.cpp:47: error: ‘fo’ was not declared in this scope user.cpp:48: error: ‘fo’ was not declared in this scope user.cpp:49: error: ‘fo’ was not declared in this scope user.cpp:50: error: ‘fo’ was not declared in this scope user.cpp:54: error: ‘fo’ was not declared in this scope user.cpp:55: error: ‘fo’ was not declared in this scope user.cpp:56: error: ‘fo’ was not declared in this scope user.cpp:57: error: ‘fo’ was not declared in this scope user.cpp:64: error: ‘fo’ was not declared in this scope