제출 #689611

#제출 시각아이디문제언어결과실행 시간메모리
689611baneRegions (IOI09_regions)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #define pb push_back #define ll long long #define mp make_pair #define pb push_back using namespace std; const int nax = 501; const int NAX = 500*500 + 1; int N,R,Q; vector<int>S[NAX]; vector<int>H[NAX]; vector<int>adj[NAX]; vector<int>rs[25001]; int lend[NAX]; int ans[400][25005]; int tour[NAX]; int mapa[NAX], p[NAX]; int main() { scanf("%d%d%d", &N, &R, &Q); scanf("%d", &H[1]); for (int i = 2; i<=N; i++){ scanf("%d%d", &S[i], &H[i]); adj[S[i]].pb(i); } int timer = 0; function<void(int)>Dfs = [&](int u){ lend[u]=timer++; mapa[timer-1] = u; for (int& x : adj[u])Dfs(x); rs[H[u]].pb(lend[u]); tour[u]=timer-1; }; Dfs(1); memset(ans, 0, sizeof(ans)); function<void(int, int, int)>Dfs2 = [&](int u, int r2, int brojac){ if (H[u] == r2)++brojac; ans[p[r2]][H[u]]+=brojac; for (int& x : adj[u]){ Dfs2(x, r2, brojac); } }; int c = 0; for(int i = 1; i<=R; i++){ sort(rs[i].begin(), rs[i].end()); if (rs[i].size() <= 500)continue; p[i]=++c; Dfs2(1,i,0); } while(Q--){ int a,b; cin >> a >> b; if (rs[a].size() > 500){ printf("%d\n", ans[p[a]][b]); fflush(stdout); } else{ int tot = 0; for(int i = 0; i < (int)rs[a].size(); i++){ int l = rs[a][i]; int r = tour[mapa[l]]; int it1 = lower_bound(rs[b].begin(), rs[b].end(), l) - rs[b].begin(); int it2 = lower_bound(rs[b].begin(), rs[b].end(), r+1) - rs[b].begin(); tot+=(it2 - it1); } printf("%d\n", tot); fflush(stdout); } } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

regions.cpp: In function 'int main()':
regions.cpp:20:13: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'std::vector<int>*' [-Wformat=]
   20 |     scanf("%d", &H[1]);
      |            ~^   ~~~~~
      |             |   |
      |             |   std::vector<int>*
      |             int*
regions.cpp:22:12: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'std::vector<int>*' [-Wformat=]
   22 |    scanf("%d%d", &S[i], &H[i]);
      |           ~^     ~~~~~
      |            |     |
      |            int*  std::vector<int>*
regions.cpp:22:14: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'std::vector<int>*' [-Wformat=]
   22 |    scanf("%d%d", &S[i], &H[i]);
      |             ~^          ~~~~~
      |              |          |
      |              int*       std::vector<int>*
regions.cpp:23:7: error: no match for 'operator[]' (operand types are 'std::vector<int> [250001]' and 'std::vector<int>')
   23 |    adj[S[i]].pb(i);
      |       ^
regions.cpp: In lambda function:
regions.cpp:30:6: error: no match for 'operator[]' (operand types are 'std::vector<int> [25001]' and 'std::vector<int>')
   30 |    rs[H[u]].pb(lend[u]);
      |      ^
regions.cpp: In lambda function:
regions.cpp:36:13: error: no match for 'operator==' (operand types are 'std::vector<int>' and 'int')
   36 |    if (H[u] == r2)++brojac;
      |        ~~~~ ^~ ~~
      |           |    |
      |           |    int
      |           std::vector<int>
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1035:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
 1035 |     operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1035:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1131:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)'
 1131 |     operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1131:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1206:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
 1206 |     operator==(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1206:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1298:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
 1298 |     operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1298:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1373:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
 1373 |     operator==(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1373:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1466:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
 1466 |     operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1466:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:1545:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
 1545 |     operator==(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1545:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from regions.cpp:1:
/usr/include/c++/10/bits/regex.h:2101:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const std::__cxx11::match_results<_BiIter, _Alloc>&, const std::__cxx11::match_results<_BiIter, _Alloc>&)'
 2101 |     operator==(const match_results<_Bi_iter, _Alloc>& __m1,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:2101:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from regions.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:466:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
  466 |     operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:466:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::pair<_T1, _T2>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from regions.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:360:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
  360 |     operator==(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:360:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::reverse_iterator<_Iterator>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from regions.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:398:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  398 |     operator==(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:398:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::reverse_iterator<_Iterator>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from regions.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1427:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1427 |     operator==(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1427:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::move_iterator<_IteratorL>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from regions.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1495:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
 1495 |     operator==(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1495:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::move_iterator<_IteratorL>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/iosfwd:40,
                 from /usr/include/c++/10/ios:38,
                 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 regions.cpp:1:
/usr/include/c++/10/bits/postypes.h:222:5: note: candidate: 'template<class _StateT> bool std::operator==(const std::fpos<_StateT>&, const std::fpos<_StateT>&)'
  222 |     operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/postypes.h:222:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::fpos<_StateT>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/string:41,
                 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 regions.cpp:1:
/usr/include/c++/10/bits/allocator.h:206:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_T2>&)'
  206 |     operator==(const allocator<_T1>&, const allocator<_T2>&)
      |     ^~~~~~~~
/usr/include/c++/10/bits/allocator.h:206:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::allocator<_CharT>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 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 regions.cpp:1:
/usr/include/c++/10/string_view:490:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
  490 |     operator==(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:490:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 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 regions.cpp:1:
/usr/include/c++/10/string_view:496:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(std::basic_string_view<_CharT, _Traits>, std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >)'
  496 |     operator==(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:496:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 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 regions.cpp:1:
/usr/include/c++/10/string_view:519:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >, std::basic_string_view<_CharT, _Traits>)'
  519 |     operator==(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:519:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
   36 |    if (H[u] == r2)++brojac;
      |                ^~
In file included from /usr/include/c++/10/string:55,
                 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 regions.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6153:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6153 |     operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6153:5: note:   template argument deduction/substitution failed:
regions.cpp:36:16: note:   'std::vector<int>' is not derived from 'const std::__cx