Eroare de compilare: user.cpp: In function ‘bool check(int)’: user.cpp:14:20: warning: unused variable ‘sMax’ [-Wunused-variable] long long sc=0,sMax=0,k,l,ans=0; ^ user.cpp: In function ‘int main()’: user.cpp:47:58: error: no matching function for call to ‘max(long long int&, long int&)’ for(i=1;i<=n;i++)for(j=1;j<=m;j++)Max=max(Max,a[i][j]); ^ user.cpp:47:58: 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:47:58: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘long int’) for(i=1;i<=n;i++)for(j=1;j<=m;j++)Max=max(Max,a[i][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:47:58: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘long int’) for(i=1;i<=n;i++)for(j=1;j<=m;j++)Max=max(Max,a[i][j]); ^