Eroare de compilare: user.cpp:96:2: warning: no newline at end of file user.cpp:9: error: expected constructor, destructor, or type conversion before '<' token user.cpp: In function 'void df1()': user.cpp:17: error: 'df2' was not declared in this scope user.cpp: In function 'void df2(int)': user.cpp:32: error: 'j' was not declared in this scope user.cpp:38: error: 'v' was not declared in this scope user.cpp: In function 'int main()': user.cpp:46: error: variable 'std::ifstream in' has initializer but incomplete type user.cpp:47: error: variable 'std::ofstream out' has initializer but incomplete type user.cpp:55: error: 'v' was not declared in this scope