Eroare de compilare: user.cpp: In function ‘void df(int)’: user.cpp:15:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0;j<v[x].size();j++) ^ user.cpp:13:9: warning: unused variable ‘j’ [-Wunused-variable] int j; ^ user.cpp: In function ‘int main()’: user.cpp:35:72: error: no matching function for call to ‘max(long long int&, int&)’ for (i=1;i<=n;i++) scanf("%d",&cost[i]),dp[i]=max(dp[i],cost[i]); ^ user.cpp:35:72: note: candidates are: In file included from /usr/local/include/c++/4.8.0/algorithm:61:0, from user.cpp:2: /usr/local/include/c++/4.8.0/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/local/include/c++/4.8.0/bits/stl_algobase.h:216:5: note: template argument deduction/substitution failed: user.cpp:35:72: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘int’) for (i=1;i<=n;i++) scanf("%d",&cost[i]),dp[i]=max(dp[i],cost[i]); ^ In file included from /usr/local/include/c++/4.8.0/algorithm:61:0, from user.cpp:2: /usr/local/include/c++/4.8.0/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/local/include/c++/4.8.0/bits/stl_algobase.h:260:5: note: template argument deduction/substitution failed: user.cpp:35:72: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘int’) for (i=1;i<=n;i++) scanf("%d",&cost[i]),dp[i]=max(dp[i],cost[i]); ^ In file included from /usr/local/include/c++/4.8.0/algorithm:62:0, from user.cpp:2: /usr/local/include/c++/4.8.0/bits/stl_algo.h:4254:5: note: template<class _Tp> _Tp std::max(std::initializer_list<_Tp>) max(initializer_list<_Tp> __l) ^ /usr/local/include/c++/4.8.0/bits/stl_algo.h:4254:5: note: template argument deduction/substitution failed: user.cpp:35:72: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’ for (i=1;i<=n;i++) scanf("%d",&cost[i]),dp[i]=max(dp[i],cost[i]); ^ In file included from /usr/local/include/c++/4.8.0/algorithm:62:0, from user.cpp:2: /usr/local/include/c++/4.8.0/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/local/include/c++/4.8.0/bits/stl_algo.h:4259:5: note: template argument deduction/substitution failed: user.cpp:35:72: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’ for (i=1;i<=n;i++) scanf("%d",&cost[i]),dp[i]=max(dp[i],cost[i]); ^