Eroare de compilare: user.cpp: In function ‘void DFS(int, int)’: user.cpp:21:19: error: ‘p’ was not declared in this scope if(!(x+dx[p]>0&&x+dx[p]<=N&&y+dy[p]>0&&y+dy[p]<=M))continue; ^ user.cpp: In function ‘int DFS2(int, int)’: user.cpp:34:19: error: ‘p’ was not declared in this scope if(!(x+dx[p]>0&&x+dx[p]<=N&&y+dy[p]>0&&y+dy[p]<=M))continue; ^ user.cpp: In function ‘int main()’: user.cpp:70:55: error: no matching function for call to ‘max(int, long long int)’ Ans+=max(0,1LL*DFS2(x,y)*(Neigh+T.top().first)); ^ In file included from /usr/include/c++/5/bits/char_traits.h:39:0, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/sstream:38, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:52, from user.cpp:1: /usr/include/c++/5/bits/stl_algobase.h:219:5: note: candidate: template<class _Tp> const _Tp& std::max(const _Tp&, const _Tp&) max(const _Tp& __a, const _Tp& __b) ^ /usr/include/c++/5/bits/stl_algobase.h:219:5: note: template argument deduction/substitution failed: user.cpp:70:55: note: deduced conflicting types for parameter ‘const _Tp’ (‘int’ and ‘long long int’) Ans+=max(0,1LL*DFS2(x,y)*(Neigh+T.top().first)); ^ In file included from /usr/include/c++/5/bits/char_traits.h:39:0, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/sstream:38, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:52, from user.cpp:1: /usr/include/c++/5/bits/stl_algobase.h:265:5: note: candidate: template<class _Tp, class _Compare> const _Tp& std::max(const _Tp&, const _Tp&, _Compare) max(const _Tp& __a, const _Tp& __b, _Compare __comp) ^ /usr/include/c++/5/bits/stl_algobase.h:265:5: note: template argument deduction/substitution failed: user.cpp:70:55: note: deduced conflicting types for parameter ‘const _Tp’ (‘int’ and ‘long long int’) Ans+=max(0,1LL*DFS2(x,y)*(Neigh+T.top().first)); ^ In file included from /usr/include/c++/5/algorithm:62:0, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:64, from user.cpp:1: /usr/include/c++/5/bits/stl_algo.h:3457:5: note: candidate: template<class _Tp> _Tp std::max(std::initializer_list<_Tp>) max(initializer_list<_Tp> __l) ^ /usr/include/c++/5/bits/stl_algo.h:3457:5: note: template argument deduction/substitution failed: user.cpp:70:55: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘int’