제출 #1011378

#제출 시각아이디문제언어결과실행 시간메모리
1011378Double_SlashLanguages (IOI10_languages)C++17
컴파일 에러
0 ms0 KiB
#include "lang.h" #include "grader.h" #include <bits/stdc++.h> using namespace std; #define debug(x) [&] { auto _x = x; cerr << __LINE__ << ": " << #x << " = " << _x << endl; return _x; }() using pint = pair<int, int>; const int MAX = 100; double magic(double x) { return pow(abs(x), 1.2); } template <typename T> struct Data : map<T, int> { int tot = 0; double operator&(const Data<T> &o) const { double ret = 0; for (auto [k, v]: *this) { ret += magic((double) v / tot - (o.count(k) ? (double) o.at(k) / o.tot : 0)); } for (auto [k, v]: o) { if (not this->count(k)) ret += magic((double) v / o.tot); } return ret; } void operator+=(const Data<T> &o) { for (auto &[k, v]: o) { (*this)[k] += v; } tot += o.tot; while (size() > MAX) { tot -= begin()->second; erase(begin()); } }}; struct Profile { Data<pint> doub; Profile() {} Profile(int *arr) { for (int i = 0; i < 100; ++i) { if (i) doub[{arr[i - 1], arr[i]}]++; } doub.tot = 99; } double operator&(const Profile &o) const { return (doub & o.doub); } void operator+=(const Profile &o) { doub += o.doub; } } profile[56]; void excerpt(int *E) { Profile p(E); pair<double, int> mn{1e18, 0}; for (int i = 0; i < 56; ++i) { mn = min(mn, {p & profile[i], i}); } int ans = language(mn.second); profile[ans] += p; }

컴파일 시 표준 에러 (stderr) 메시지

lang.cpp: In member function 'void Data<T>::operator+=(const Data<T>&)':
lang.cpp:35:19: error: no matching function for call to 'size()'
   35 |       while (size() > MAX) {
      |                   ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:245:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  245 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
/usr/include/c++/10/bits/range_access.h:245:5: note:   template argument deduction/substitution failed:
lang.cpp:35:19: note:   candidate expects 1 argument, 0 provided
   35 |       while (size() > MAX) {
      |                   ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:254:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  254 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
/usr/include/c++/10/bits/range_access.h:254:5: note:   template argument deduction/substitution failed:
lang.cpp:35:19: note:   candidate expects 1 argument, 0 provided
   35 |       while (size() > MAX) {
      |                   ^
lang.cpp:36:24: error: no matching function for call to 'begin()'
   36 |           tot -= begin()->second;
      |                        ^
In file included from /usr/include/c++/10/bits/range_access.h:36,
                 from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/initializer_list:90:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)'
   90 |     begin(initializer_list<_Tp> __ils) noexcept
      |     ^~~~~
/usr/include/c++/10/initializer_list:90:5: note:   template argument deduction/substitution failed:
lang.cpp:36:24: note:   candidate expects 1 argument, 0 provided
   36 |           tot -= begin()->second;
      |                        ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:51:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(_Container&)'
   51 |     begin(_Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:51:5: note:   template argument deduction/substitution failed:
lang.cpp:36:24: note:   candidate expects 1 argument, 0 provided
   36 |           tot -= begin()->second;
      |                        ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:61:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(const _Container&)'
   61 |     begin(const _Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:61:5: note:   template argument deduction/substitution failed:
lang.cpp:36:24: note:   candidate expects 1 argument, 0 provided
   36 |           tot -= begin()->second;
      |                        ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:90:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::begin(_Tp (&)[_Nm])'
   90 |     begin(_Tp (&__arr)[_Nm])
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:90:5: note:   template argument deduction/substitution failed:
lang.cpp:36:24: note:   candidate expects 1 argument, 0 provided
   36 |           tot -= begin()->second;
      |                        ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from lang.cpp:3:
/usr/include/c++/10/valarray:1214:5: note: candidate: 'template<class _Tp> _Tp* std::begin(std::valarray<_Tp>&)'
 1214 |     begin(valarray<_Tp>& __va)
      |     ^~~~~
/usr/include/c++/10/valarray:1214:5: note:   template argument deduction/substitution failed:
lang.cpp:36:24: note:   candidate expects 1 argument, 0 provided
   36 |           tot -= begin()->second;
      |                        ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from lang.cpp:3:
/usr/include/c++/10/valarray:1224:5: note: candidate: 'template<class _Tp> const _Tp* std::begin(const std::valarray<_Tp>&)'
 1224 |     begin(const valarray<_Tp>& __va)
      |     ^~~~~
/usr/include/c++/10/valarray:1224:5: note:   template argument deduction/substitution failed:
lang.cpp:36:24: note:   candidate expects 1 argument, 0 provided
   36 |           tot -= begin()->second;
      |                        ^
lang.cpp:37:23: error: no matching function for call to 'begin()'
   37 |           erase(begin());
      |                       ^
In file included from /usr/include/c++/10/bits/range_access.h:36,
                 from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/initializer_list:90:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)'
   90 |     begin(initializer_list<_Tp> __ils) noexcept
      |     ^~~~~
/usr/include/c++/10/initializer_list:90:5: note:   template argument deduction/substitution failed:
lang.cpp:37:23: note:   candidate expects 1 argument, 0 provided
   37 |           erase(begin());
      |                       ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:51:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(_Container&)'
   51 |     begin(_Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:51:5: note:   template argument deduction/substitution failed:
lang.cpp:37:23: note:   candidate expects 1 argument, 0 provided
   37 |           erase(begin());
      |                       ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:61:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(const _Container&)'
   61 |     begin(const _Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:61:5: note:   template argument deduction/substitution failed:
lang.cpp:37:23: note:   candidate expects 1 argument, 0 provided
   37 |           erase(begin());
      |                       ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from lang.cpp:3:
/usr/include/c++/10/bits/range_access.h:90:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::begin(_Tp (&)[_Nm])'
   90 |     begin(_Tp (&__arr)[_Nm])
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:90:5: note:   template argument deduction/substitution failed:
lang.cpp:37:23: note:   candidate expects 1 argument, 0 provided
   37 |           erase(begin());
      |                       ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from lang.cpp:3:
/usr/include/c++/10/valarray:1214:5: note: candidate: 'template<class _Tp> _Tp* std::begin(std::valarray<_Tp>&)'
 1214 |     begin(valarray<_Tp>& __va)
      |     ^~~~~
/usr/include/c++/10/valarray:1214:5: note:   template argument deduction/substitution failed:
lang.cpp:37:23: note:   candidate expects 1 argument, 0 provided
   37 |           erase(begin());
      |                       ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from lang.cpp:3:
/usr/include/c++/10/valarray:1224:5: note: candidate: 'template<class _Tp> const _Tp* std::begin(const std::valarray<_Tp>&)'
 1224 |     begin(const valarray<_Tp>& __va)
      |     ^~~~~
/usr/include/c++/10/valarray:1224:5: note:   template argument deduction/substitution failed:
lang.cpp:37:23: note:   candidate expects 1 argument, 0 provided
   37 |           erase(begin());
      |                       ^
lang.cpp:37:11: error: there are no arguments to 'erase' that depend on a template parameter, so a declaration of 'erase' must be available [-fpermissive]
   37 |           erase(begin());
      |           ^~~~~
lang.cpp:37:11: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
lang.cpp: In instantiation of 'void Data<T>::operator+=(const Data<T>&) [with T = std::pair<int, int>]':
lang.cpp:58:17:   required from here
lang.cpp:37:24: error: 'erase' was not declared in this scope, and no declarations were found by argument-dependent lookup at the point of instantiation [-fpermissive]
   37 |           erase(begin());
      |                        ^
lang.cpp:37:24: note: declarations in dependent base 'std::map<std::pair<int, int>, int, std::less<std::pair<int, int> >, std::allocator<std::pair<const std::pair<int, int>, int> > >' are not found by unqualified lookup
lang.cpp:37:24: note: use 'this->erase' instead