Compilare: main.cpp:10:5: warning: built-in function 'pow' declared as non-function [-Wbuiltin-declaration-mismatch] 10 | int pow[200005], stiva[200005]; | ^~~ main.cpp: In function 'void dfs(int)': main.cpp:19:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | for(int i=0; i<v[start].size(); i++){ | ~^~~~~~~~~~~~~~~~