Compilare: main.cpp: In function 'std::vector<int> aduna(std::vector<int>, std::vector<int>)': main.cpp:8:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < max(a.size(), b.size()); ++i) { ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:10:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i >= b.size() && i < a.size()) ~~^~~~~~~~~~~ main.cpp:10:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i >= b.size() && i < a.size()) ~~^~~~~~~~~~ main.cpp:12:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (i >= a.size() && i < b.size()) ~~^~~~~~~~~~~ main.cpp:12:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (i >= a.size() && i < b.size()) ~~^~~~~~~~~~ main.cpp:16:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i < rez.size()) ~~^~~~~~~~~~~~