답안 #978280

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
978280 2024-05-09T05:13:26 Z mannshah1211 게임 (APIO22_game) C++17
컴파일 오류
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#include "game.h"
#include <bits/stdc++.h>

using namespace std;

class dsu {
 public:
  vector<int> par, sz;
  
 void build(int n) {
   par.resize(n);
   sz.resize(n);
   iota(par.begin(), par.end(), 0);
 }
 
 int find(int v) {
   return (par[v] == v) ? v : par[v] = find(par[v]);
 }
 
 bool unite(int u, int v) {
   u = get(u);
   v = get(v);
   if (u == v) {
     return false;
   }
   if (sz[u] < sz[v]) {
     swap(u, v);
   }
   sz[u] += sz[v];
   par[v] = u;
   return true;
 }
 
 bool same(int u, int v) {
   return (get(u) == get(v));
 }
};

dsu ds;
int _k;

void init(int n, int k) {
  ds.build(n);
  _k = k;
}

int add_teleporter(int u, int v) {
  for (int i = 0; i < _k; i++) {
    if (ds.same(i, u) && ds.same(i, v)) {
      return true;
    }
  }
  ds.unite(u, v);
  return false;
}

Compilation message

game.cpp: In member function 'bool dsu::unite(int, int)':
game.cpp:21:13: error: no matching function for call to 'get(int&)'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:223:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)'
  223 |     get(std::pair<_Tp1, _Tp2>& __in) noexcept
      |     ^~~
/usr/include/c++/10/utility:223:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::pair<_Tp1, _Tp2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:228:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)'
  228 |     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
      |     ^~~
/usr/include/c++/10/utility:228:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::pair<_Tp1, _Tp2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:233:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)'
  233 |     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
      |     ^~~
/usr/include/c++/10/utility:233:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::pair<_Tp1, _Tp2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:238:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(const std::pair<_Tp1, _Tp2>&&)'
  238 |     get(const std::pair<_Tp1, _Tp2>&& __in) noexcept
      |     ^~~
/usr/include/c++/10/utility:238:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::pair<_Tp1, _Tp2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:247:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)'
  247 |     get(pair<_Tp, _Up>& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:247:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::pair<_T1, _T2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:252:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)'
  252 |     get(const pair<_Tp, _Up>& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:252:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::pair<_T1, _T2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:257:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)'
  257 |     get(pair<_Tp, _Up>&& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:257:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::pair<_T1, _T2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:262:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp&& std::get(const std::pair<_T1, _T2>&&)'
  262 |     get(const pair<_Tp, _Up>&& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:262:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::pair<_T1, _T2>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:267:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)'
  267 |     get(pair<_Up, _Tp>& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:267:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::pair<_Up, _Tp>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:272:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)'
  272 |     get(const pair<_Up, _Tp>& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:272:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::pair<_Up, _Tp>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:277:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)'
  277 |     get(pair<_Up, _Tp>&& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:277:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::pair<_Up, _Tp>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/utility:282:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp&& std::get(const std::pair<_Up, _Tp>&&)'
  282 |     get(const pair<_Up, _Tp>&& __p) noexcept
      |     ^~~
/usr/include/c++/10/utility:282:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::pair<_Up, _Tp>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/tuple:39,
                 from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/array:334:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)'
  334 |     get(array<_Tp, _Nm>& __arr) noexcept
      |     ^~~
/usr/include/c++/10/array:334:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::array<_Tp, _Nm>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/tuple:39,
                 from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/array:343:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)'
  343 |     get(array<_Tp, _Nm>&& __arr) noexcept
      |     ^~~
/usr/include/c++/10/array:343:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::array<_Tp, _Nm>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/tuple:39,
                 from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/array:351:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)'
  351 |     get(const array<_Tp, _Nm>& __arr) noexcept
      |     ^~~
/usr/include/c++/10/array:351:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::array<_Tp, _Nm>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/tuple:39,
                 from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/array:360:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp&& std::get(const std::array<_Tp, _Nm>&&)'
  360 |     get(const array<_Tp, _Nm>&& __arr) noexcept
      |     ^~~
/usr/include/c++/10/array:360:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::array<_Tp, _Nm>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1294:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >& std::get(std::tuple<_UTypes ...>&)'
 1294 |     get(tuple<_Elements...>& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1294:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1300:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >& std::get(const std::tuple<_UTypes ...>&)'
 1300 |     get(const tuple<_Elements...>& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1300:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1306:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >&& std::get(std::tuple<_UTypes ...>&&)'
 1306 |     get(tuple<_Elements...>&& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1306:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1315:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >&& std::get(const std::tuple<_UTypes ...>&&)'
 1315 |     get(const tuple<_Elements...>&& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1315:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1338:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_UTypes ...>&)'
 1338 |     get(tuple<_Types...>& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1338:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1344:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_UTypes ...>&&)'
 1344 |     get(tuple<_Types...>&& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1344:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1350:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_UTypes ...>&)'
 1350 |     get(const tuple<_Types...>& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1350:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/c++/10/functional:54,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from game.cpp:2:
/usr/include/c++/10/tuple:1357:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr const _Tp&& std::get(const std::tuple<_UTypes ...>&&)'
 1357 |     get(const tuple<_Types...>&& __t) noexcept
      |     ^~~
/usr/include/c++/10/tuple:1357:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'const std::tuple<_UTypes ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from game.cpp:2:
/usr/include/c++/10/variant:1644:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::variant_alternative_t<_Np, std::variant<_Types ...> >& std::get(std::variant<_Types ...>&)'
 1644 |     get(variant<_Types...>& __v)
      |     ^~~
/usr/include/c++/10/variant:1644:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::variant<_Types ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from game.cpp:2:
/usr/include/c++/10/variant:1655:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::variant_alternative_t<_Np, std::variant<_Types ...> >&& std::get(std::variant<_Types ...>&&)'
 1655 |     get(variant<_Types...>&& __v)
      |     ^~~
/usr/include/c++/10/variant:1655:5: note:   template argument deduction/substitution failed:
game.cpp:21:13: note:   mismatched types 'std::variant<_Types ...>' and 'int'
   21 |    u = get(u);
      |             ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from game.cpp:2:
/usr/include/c++/10/variant:1666:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::varian