Compilare: main.cpp: In function 'void dfs(int)': main.cpp:16:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | for (int i = 0; i < mc[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp:21:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for (int d = 2; d <= mc[nod].size(); d++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:23:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for (int i = 0; i + d - 1 < mc[nod].size(); i++) | ~~~~~~~~~~^~~~~~~~~~~~~~~~