Compilare: user.cpp: In function ‘void adauga(std::__cxx11::string&, int)’: user.cpp:21:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<s.length();i++) ~^~~~~~~~~~~ user.cpp: In function ‘int cauta(std::vector<int>&)’: user.cpp:35:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v.size();i++) ~^~~~~~~~~ user.cpp:55:49: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(adrese[val][mij]!=adrese[poz][mij]) ~~~~~~~~~~~~~~~^