Compilare: main.cpp: In function 'void dfs(int)': main.cpp:24:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 24 | for(int h = 0; h < g[node].size(); h++) { | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:138:7: warning: unused variable 'base' [-Wunused-variable] 138 | int base = 0; | ^~~~