Compilare: main.cpp: In function 'int main()': main.cpp:77:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (itt_tart < lepesek.size()) { ~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp:78:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < graf[lepesek[itt_tart]].size(); i++) { ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~