Compilare: main.cpp: In function 'long long int my_merge(std::vector<int>, std::vector<int>)': main.cpp:11:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0, j = 0; i < a.size() || j < b.size();) { ~~^~~~~~~~~~ main.cpp:11:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0, j = 0; i < a.size() || j < b.size();) { ~~^~~~~~~~~~ main.cpp:12:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j == b.size()) { ~~^~~~~~~~~~~ main.cpp:15:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] } else if (i == a.size()) { ~~^~~~~~~~~~~