Eroare de compilare: user.cpp:1: error: stray ‘#’ in program user.cpp:19: warning: integer constant is too large for ‘long’ type user.cpp:1: error: expected unqualified-id before numeric constant user.cpp:6: error: ‘ifstream’ does not name a type user.cpp:7: error: ‘ofstream’ does not name a type user.cpp: In function ‘int main()’: user.cpp:13: error: ‘in’ was not declared in this scope user.cpp:25: error: ‘out’ was not declared in this scope