Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:9:2: error: ‘ofsream’ was not declared in this scope ofsream input, output; ^ user.cpp:9:10: error: expected ‘;’ before ‘input’ ofsream input, output; ^ user.cpp:10:2: error: ‘input’ was not declared in this scope input.open("adunare.in"); ^ user.cpp:14:2: error: ‘output’ was not declared in this scope output.open("adunare.out"); ^