运行 ID: 36472

Main.cc: In function ‘bool cmp(s, s)’:
Main.cc:13:42: error: no match for ‘operator<’ (operand types are ‘int’ and ‘s’)
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)
     operator<(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1004:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__cxx11::sub_match<_BiIter>’ and ‘int’
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)
     operator<(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1083:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)
     operator<(const sub_match<_Bi_iter>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1163:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__cxx11::sub_match<_BiIter>’ and ‘int’
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)
     operator<(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1240:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::__cxx11::sub_match<_BiIter>’
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)
     operator<(const sub_match<_Bi_iter>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1314:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__cxx11::sub_match<_BiIter>’ and ‘int’
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)
     operator<(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1391:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::__cxx11::sub_match<_BiIter>’
  if(a.score==b.score&&a.c bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)
     operator<(const sub_match<_Bi_iter>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1471:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__cxx11::sub_match<_BiIter>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::forward_list<_Tp, _Alloc>&, const std::forward_list<_Tp, _Alloc>&)
     operator<(const forward_list<_Tp, _Alloc>& __lx,
     ^~~~~~~~
/usr/include/c++/7/bits/forward_list.h:1388:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::forward_list<_Tp, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const _Tp&, const std::valarray<_Tp>&)
 _DEFINE_BINARY_OPERATOR(<, __less)
 ^
/usr/include/c++/7/valarray:1186:1: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::valarray<_Tp>’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const std::valarray<_Tp>&, const _Tp&)
 _DEFINE_BINARY_OPERATOR(<, __less)
 ^
/usr/include/c++/7/valarray:1186:1: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::valarray<_Tp>’ and ‘int’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const std::valarray<_Tp>&, const std::valarray<_Tp>&)
 _DEFINE_BINARY_OPERATOR(<, __less)
 ^
/usr/include/c++/7/valarray:1186:1: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::valarray<_Tp>’ and ‘int’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const std::valarray&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray&)
     _DEFINE_EXPR_BINARY_OPERATOR(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’ and ‘int’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)
     _DEFINE_EXPR_BINARY_OPERATOR(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’ and ‘int’
  if(a.score==b.score&&a.c std::_Expr, typename std::__fun::result_type> std::operator<(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::stack<_Tp, _Seq>&, const std::stack<_Tp, _Seq>&)
     operator<(const stack<_Tp, _Seq>& __x, const stack<_Tp, _Seq>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_stack.h:311:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::stack<_Tp, _Seq>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::multiset<_Key, _Compare, _Alloc>&, const std::multiset<_Key, _Compare, _Alloc>&)
     operator<(const multiset<_Key, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_multiset.h:913:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::multiset<_Key, _Compare, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::set<_Key, _Compare, _Alloc>&, const std::set<_Key, _Compare, _Alloc>&)
     operator<(const set<_Key, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_set.h:930:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::set<_Key, _Compare, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::queue<_Tp, _Seq>&, const std::queue<_Tp, _Seq>&)
     operator<(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_queue.h:336:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::queue<_Tp, _Seq>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)
     operator<(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:1618:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::vector<_Tp, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(std::nullptr_t, const std::shared_ptr<_Tp>&)
     operator<(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr.h:416:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::shared_ptr<_Tp>’
  if(a.score==b.score&&a.c bool std::operator<(const std::shared_ptr<_Tp>&, std::nullptr_t)
     operator<(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr.h:408:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::shared_ptr<_Tp>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::shared_ptr<_Tp>&, const std::shared_ptr<_Up>&)
     operator<(const shared_ptr<_Tp>& __a, const shared_ptr<_Up>& __b) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr.h:398:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::shared_ptr<_Tp>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(std::nullptr_t, const std::__shared_ptr<_Tp, _Lp>&)
     operator<(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr_base.h:1460:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::__shared_ptr<_Tp, _Lp>’
  if(a.score==b.score&&a.c bool std::operator<(const std::__shared_ptr<_Tp, _Lp>&, std::nullptr_t)
     operator<(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr_base.h:1452:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__shared_ptr<_Tp, _Lp>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::__shared_ptr<_Tp1, _Lp>&, const std::__shared_ptr<_Tp2, _Lp>&)
     operator<(const __shared_ptr<_Tp, _Lp>& __a,
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr_base.h:1441:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__shared_ptr<_Tp1, _Lp>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::multimap<_Key, _Tp, _Compare, _Alloc>&, const std::multimap<_Key, _Tp, _Compare, _Alloc>&)
     operator<(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_multimap.h:1076:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::multimap<_Key, _Tp, _Compare, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::map<_Key, _Tp, _Compare, _Alloc>&, const std::map<_Key, _Tp, _Compare, _Alloc>&)
     operator<(const map<_Key, _Tp, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_map.h:1411:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::map<_Key, _Tp, _Compare, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>&, const std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>&)
     operator<(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_tree.h:1543:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::__cxx11::list<_Tp, _Alloc>&, const std::__cxx11::list<_Tp, _Alloc>&)
     operator<(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_list.h:1918:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::__cxx11::list<_Tp, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(std::nullptr_t, const std::unique_ptr<_Tp, _Dp>&)
     operator<(nullptr_t, const unique_ptr<_Tp, _Dp>& __x)
     ^~~~~~~~
/usr/include/c++/7/bits/unique_ptr.h:730:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   ‘s’ is not derived from ‘const std::unique_ptr<_Tp, _Dp>’
  if(a.score==b.score&&a.c bool std::operator<(const std::unique_ptr<_Tp, _Dp>&, std::nullptr_t)
     operator<(const unique_ptr<_Tp, _Dp>& __x, nullptr_t)
     ^~~~~~~~
/usr/include/c++/7/bits/unique_ptr.h:724:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::unique_ptr<_Tp, _Dp>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::unique_ptr<_Tp, _Dp>&, const std::unique_ptr<_Up, _Ep>&)
     operator<(const unique_ptr<_Tp, _Dp>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/unique_ptr.h:713:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::unique_ptr<_Tp, _Dp>’ and ‘int’
  if(a.score==b.score&&a.c constexpr bool std::operator<(const std::tuple<_Tps ...>&, const std::tuple<_Elements ...>&)
     operator<(const tuple<_TElements...>& __t,
     ^~~~~~~~
/usr/include/c++/7/tuple:1410:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::tuple<_Tps ...>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::array<_Tp, _Nm>&, const std::array<_Tp, _Nm>&)
     operator<(const array<_Tp, _Nm>& __a, const array<_Tp, _Nm>& __b)
     ^~~~~~~~
/usr/include/c++/7/array:262:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::deque<_Tp, _Alloc>&, const std::deque<_Tp, _Alloc>&)
     operator<(const deque<_Tp, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_deque.h:2276:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::deque<_Tp, _Alloc>’ and ‘int’
  if(a.score==b.score&&a.c bool std::operator<(const std::_Deque_iterator<_Tp, _Ref, _Ptr>&, const std::_Deque_iterator<_Tp, _RefR, _PtrR>&)
     operator<(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_deque.h:301:5: note:   template argument deduction/substitution failed:
Main.cc:13:43: note:   mismatched types ‘const std::_Deque_iterator<_Tp, _Ref, _Ptr>’ and ‘int’
  if(a.score==b.score&&a.c