Compilare: main.cpp: In function 'void uneste(const std::vector<int>&, const std::vector<int>&, std::vector<int>&)': main.cpp:25:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (idx1 < a.size() && idx2 < b.size()) ~~~~~^~~~~~~~~~ main.cpp:25:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (idx1 < a.size() && idx2 < b.size()) ~~~~~^~~~~~~~~~ main.cpp:39:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (idx1 < a.size()) ~~~~~^~~~~~~~~~ main.cpp:45:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (idx2 < b.size()) ~~~~~^~~~~~~~~~