Eroare de compilare: user.cpp:6:1: error: ‘vector’ in namespace ‘std’ does not name a type std::vector<int> G[kNMAX]; ^ user.cpp:7:1: error: ‘stack’ in namespace ‘std’ does not name a type std::stack<int> S; ^ user.cpp: In function ‘void read()’: user.cpp:17:3: error: ‘G’ was not declared in this scope G[x].push_back(y); ^ user.cpp: In function ‘void print()’: user.cpp:25:11: error: ‘S’ was not declared in this scope while ( !S.empty() ) ^ user.cpp: In function ‘void dfs(int)’: user.cpp:37:17: error: ‘G’ was not declared in this scope for (auto &it: G[node]) ^ user.cpp:44:2: error: ‘S’ was not declared in this scope S.push(node); ^