Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:76:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 76 | for(int i=0;i<v[x].size();i++) | ~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:98:9: warning: unused variable 'logaritm' [-Wunused-variable] 98 | int logaritm=log2(n); | ^~~~~~~~