Compilare: main.cpp: In function 'int get_lca(std::vector<std::pair<int, int> >&, std::vector<std::pair<int, int> >&)': main.cpp:29:13: warning: comparison of integer expressions of different signedness: 'int' and 'const long unsigned int' [-Wsign-compare] 29 | while(i < min(path1.size(), path2.size())){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:34:10: warning: comparison of integer expressions of different signedness: 'int' and 'const long unsigned int' [-Wsign-compare] 34 | if(i < min(path1.size(), path2.size()) && path1[i].first == path2[i].first) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~