Compilare: main.cpp: In function 'int getMax(std::vector<oaie>&)': main.cpp:33:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<o.size();i++){ ~^~~~~~~~~ main.cpp:36:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=ind;i<o.size()-1;i++){ ~^~~~~~~~~~~