Eroare de compilare: user.cpp: In function ‘void dfs(int)’: user.cpp:12:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<G[nod].size();j++){ ^ user.cpp: In function ‘int main()’: user.cpp:38:9: error: ‘j’ was not declared in this scope for(j=1;j<=n;j++) ^ user.cpp:40:4: error: expected ‘;’ before ‘for’ for(i=1;i<=n;i++) ^ user.cpp:40:13: warning: statement has no effect [-Wunused-value] for(i=1;i<=n;i++) ^ user.cpp:40:20: error: expected ‘;’ before ‘)’ token for(i=1;i<=n;i++) ^ In file included from /usr/include/c++/4.8/bits/char_traits.h:39:0, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/bits/stl_algobase.h: In instantiation of ‘const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int*]’: user.cpp:21:63: required from here /usr/include/c++/4.8/bits/stl_algobase.h:263:26: error: ‘__comp’ cannot be used as a function if (__comp(__a, __b)) ^