Compilare: main.cpp: In member function 'int arb::dfs(int, int)': main.cpp:42:5: warning: no return statement in function returning non-void [-Wreturn-type] 42 | } | ^ main.cpp: In function 'void solve()': main.cpp:113:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 113 | if(tmp->cup()==b->adj[x].size())d[x][y]=1; | ~~~~~~~~~~^~~~~~~~~~~~~~~~~~