Eroare de compilare: user.cpp:3: error: expected constructor, destructor, or type conversion before ‘<’ token user.cpp: In function ‘void bf(int)’: user.cpp:13: error: ‘vecini’ was not declared in this scope user.cpp:20: error: ‘vecini’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:30: error: ‘ifstream’ was not declared in this scope user.cpp:30: error: expected ‘;’ before ‘f’ user.cpp:31: error: ‘ofstream’ was not declared in this scope user.cpp:31: error: expected ‘;’ before ‘g’ user.cpp:33: error: ‘f’ was not declared in this scope user.cpp:36: error: ‘vecini’ was not declared in this scope user.cpp:41: error: ‘g’ was not declared in this scope user.cpp:29: warning: unused variable ‘nr’