Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:121:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i <= it.second.lenUp[0]; ++i) ^ user.cpp:122:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 1; j <= it.second.lenDown[0]; ++j) ^ user.cpp:124:81: error: no matching function for call to ‘max(long long int&, unsigned int)’ solMaxArea = std::max(solMaxArea, it.second.lenUp[i] + it.second.lenDown[j]); ^ user.cpp:124:81: note: candidates are: 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:216:5: note: template<class _Tp> const _Tp& std::max(const _Tp&, const _Tp&) max(const _Tp& __a, const _Tp& __b) ^ /usr/include/c++/4.8/bits/stl_algobase.h:216:5: note: template argument deduction/substitution failed: user.cpp:124:81: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘unsigned int’) solMaxArea = std::max(solMaxArea, it.second.lenUp[i] + it.second.lenDown[j]); ^ 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:260:5: note: 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++/4.8/bits/stl_algobase.h:260:5: note: template argument deduction/substitution failed: user.cpp:124:81: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘unsigned int’) solMaxArea = std::max(solMaxArea, it.second.lenUp[i] + it.second.lenDown[j]); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:4: /usr/include/c++/4.8/bits/stl_algo.h:4254:5: note: template<class _Tp> _Tp std::max(std::initializer_list<_Tp>) max(initializer_list<_Tp> __l) ^ /usr/include/c++/4.8/bits/stl_algo.h:4254:5: note: template argument deduction/substitution failed: user.cpp:124:81: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’ solMaxArea = std::max(solMaxArea, it.second.lenUp[i] + it.second.lenDown[j]); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:4: /usr/include/c++/4.8/bits/stl_algo.h:4259:5: note: template<class _Tp, class _Compare> _Tp std::max(std::initializer_list<_Tp>, _Compare) max(initializer_list<_Tp> __l, _Compare __comp) ^ /usr/include/c++/4.8/bits/stl_algo.h:4259:5: note: template argument deduction/substitution failed: