Eroare de compilare: user.cpp:5: error: expected initializer before ‘long’ user.cpp: In function ‘int vecini()’: user.cpp:8: error: ‘j’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:30: error: ‘j’ was not declared in this scope user.cpp:36: error: ‘j’ was not declared in this scope user.cpp:43: error: ‘k’ was not declared in this scope user.cpp:46: error: ‘k’ was not declared in this scope