Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:14:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 1; i <= N; ++i ) ^ user.cpp:17:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 1; i <= NrP; ++i ) ^ user.cpp:20:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 0; i < N; ++i ) ^ user.cpp:25:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int p = 0; p < NrP; ++p ) ^ user.cpp:29:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int j = 1; j <= N; ++j ) ^ user.cpp:33:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( j+P[p+1] <= N ) ^ user.cpp:40:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 1; i <= N; ++i ) ^ user.cpp:41:39: error: no matching function for call to ‘max(unsigned int&, int&)’ Sol = max(D[(1<<NrP)-1][i],Sol); ^ user.cpp:41:39: 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:41:39: note: deduced conflicting types for parameter ‘const _Tp’ (‘unsigned int’ and ‘int’) Sol = max(D[(1<<NrP)-1][i],Sol); ^ 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:41:39: note: deduced conflicting types for parameter ‘const _Tp’ (‘unsigned int’ and ‘int’) Sol = max(D[(1<<NrP)-1][i],Sol); ^