/in/foo.cc: In function 'int main()':
/in/foo.cc:48:21: error: no matching function for call to 'min(ll&, int&)'
   ans += min(temp, w) * (hs[i] - last);
                     ^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
                 from /usr/include/c++/7/ios:40,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from /in/foo.cc:3:
/usr/include/c++/7/bits/stl_algobase.h:195:5: note: candidate: template<class _Tp> const _Tp& std::min(const _Tp&, const _Tp&)
     min(const _Tp& __a, const _Tp& __b)
     ^~~
/usr/include/c++/7/bits/stl_algobase.h:195:5: note:   template argument deduction/substitution failed:
/in/foo.cc:48:21: note:   deduced conflicting types for parameter 'const _Tp' ('long long unsigned int' and 'int')
   ans += min(temp, w) * (hs[i] - last);
                     ^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
                 from /usr/include/c++/7/ios:40,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from /in/foo.cc:3:
/usr/include/c++/7/bits/stl_algobase.h:243:5: note: candidate: template<class _Tp, class _Compare> const _Tp& std::min(const _Tp&, const _Tp&, _Compare)
     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
     ^~~
/usr/include/c++/7/bits/stl_algobase.h:243:5: note:   template argument deduction/substitution failed:
/in/foo.cc:48:21: note:   deduced conflicting types for parameter 'const _Tp' ('long long unsigned int' and 'int')
   ans += min(temp, w) * (hs[i] - last);
                     ^
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /in/foo.cc:4:
/usr/include/c++/7/bits/stl_algo.h:3450:5: note: candidate: template<class _Tp> _Tp std::min(std::initializer_list<_Tp>)
     min(initializer_list<_Tp> __l)
     ^~~
/usr/include/c++/7/bits/stl_algo.h:3450:5: note:   template argument deduction/substitution failed:
/in/foo.cc:48:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long unsigned int'
   ans += min(temp, w) * (hs[i] - last);
                     ^
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /in/foo.cc:4:
/usr/include/c++/7/bits/stl_algo.h:3456:5: note: candidate: template<class _Tp, class _Compare> _Tp std::min(std::initializer_list<_Tp>, _Compare)
     min(initializer_list<_Tp> __l, _Compare __comp)
     ^~~
/usr/include/c++/7/bits/stl_algo.h:3456:5: note:   template argument deduction/substitution failed:
/in/foo.cc:48:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long unsigned int'
   ans += min(temp, w) * (hs[i] - last);
                     ^
/in/foo.cc:55:22: warning: format '%u' expects argument of type 'unsigned int', but argument 2 has type 'll {aka long long unsigned int}' [-Wformat=]
  printf("%ull\n", ans);
                      ^