answer.code: In function ‘void solve()’:
answer.code:19:47: error: no matching function for call to ‘min(__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type&, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)’
   19 |     for(int i = m - 1; i >= 1; i--) f[i] = min(f[i + 1], cost[i]);
      |                                            ~~~^~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from answer.code:1:
/usr/include/c++/11/bits/stl_algobase.h:230:5: note: candidate: ‘template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)’
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
answer.code:19:47: note:   deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type’ {aka ‘int’})
   19 |     for(int i = m - 1; i >= 1; i--) f[i] = min(f[i + 1], cost[i]);
      |                                            ~~~^~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from answer.code:1:
/usr/include/c++/11/bits/stl_algobase.h:278:5: note: candidate: ‘template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)’
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
answer.code:19:47: note:   deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type’ {aka ‘int’})
   19 |     for(int i = m - 1; i >= 1; i--) f[i] = min(f[i + 1], cost[i]);
      |                                            ~~~^~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from answer.code:1:
/usr/include/c++/11/bits/stl_algo.h:3449:5: note: candidate: ‘template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)’
 3449 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3449:5: note:   template argument deduction/substitution failed:
answer.code:19:47: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’
   19 |     for(int i = m - 1; i >= 1; i--) f[i] = min(f[i + 1], cost[i]);
      |                                            ~~~^~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from answer.code:1:
/usr/include/c++/11/bits/stl_algo.h:3455:5: note: candidate: ‘template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)’
 3455 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3455:5: note:   template argument deduction/substitution failed:
answer.code:19:47: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’
   19 |     for(int i = m - 1; i >= 1; i--) f[i] = min(f[i + 1], cost[i]);
      |                                            ~~~^~~~~~~~~~~~~~~~~~~