Compilare: main.cpp: In function 'int main()': main.cpp:43:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(sol.count()<n) ~~~~~~~~~~~^~ main.cpp:48:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<drumuri.size();i++) ~^~~~~~~~~~~~~~~ main.cpp:52:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(sau.count()>maxim) ~~~~~~~~~~~^~~~~~