Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:17:5: error: expected initializer before ‘ifstream’ ifstream f("lgput"); ^ user.cpp:18:15: error: variable ‘std::ofstream g’ has initializer but incomplete type ofstream g("lgput"); ^ user.cpp:19:5: error: ‘fin’ was not declared in this scope fin>>a>>b ^ user.cpp:19:13: error: ‘b’ was not declared in this scope fin>>a>>b ^ user.cpp:20:5: error: expected ‘;’ before ‘fout’ fout<<p(a,b); ^