Compilare: main.cpp: In function 'void removeLeaves()': main.cpp:26:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for(int j = 0; j < edges[f].size(); ++ j){ | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'void DFS(int, int)': main.cpp:38:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for(int i = 0; i < edges[node].size(); ++i){ | ~~^~~~~~~~~~~~~~~~~~~~