| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1065050 | belgianbot | Regions (IOI09_regions) | C++17 | Compilation error | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define ll long long
#define int long long
using namespace std;
int cnt = 0, N, SQRT, R;
vector<int> a, in, out, occ;
vector<vector<int>> child;
map<int, vector<ll>> col;
map<int,int> curr;
vector<vector<pair<int,int>>> pref;
void dfs(int x) {
int last = 0;
if (!pref[a[x]].empty()) last = pref[a[x]].back().second;
pref[a[x]].push_back({cnt, last + 1});
in[x] = cnt++;
if (occ[a[x]] > SQRT) curr[a[x]]++;
for (int y : child[x]) {
dfs(y);
}
if (occ[a[x]] > SQRT) curr[a[x]] --;
for (auto z : curr) col[z.first][a[x]] += z.second;
out[x] = cnt;
}
signed main() {
ios::sync_with_stdio(false);
int Q; cin >> N >> R >> Q;
a.resize(N); child.resize(N); in.resize(N); out.resize(N); cin >> a[0]; a[0]--;
occ.resize(R, 0); occ[a[0]]++; pref.resize(R);
for (int i = 1; i < N; i++) {
int b; cin >> b >> a[i]; b--; a[i]--; occ[a[i]]++;
child[b].push_back(i);
}
SQRT=sqrt(N);
vector<vector<int>> temp(R);
for (int i = 0; i < N; i++) {
if (occ[a[i]] <= SQRT) temp[a[i]].push_back(i);
}
for (int i = 0; i < R; i++) {
if (occ[i] > SQRT) col[i].resize(R);
}
dfs(0);
while (Q--) {
int r1, r2; cin >> r1 >> r2; r1--; r2--;
if (occ[r1] > SQRT) cout << col[r1][r2] << '\n';
else {
ll ans = 0;
for (int x : temp[r1]) {
auto it = upper_bound(pref[r2].begin(), pref[r2].end(), make_pair(out[x], -1));
if (it == pref[r2].begin()) continue;
it--;
if ((*it).second < in[x]) continue;
int last = 0;
auto it2 = upper_bound(pref[r2].begin(), pref[r2].end(), make_pair(in[x], -1));
if (it2 != pref[r2].begin()) {
it2--;
last = (*it2).second;
}
ans += (*it).second - last;
}
cout << ans << '\n';
}
}
return 0;
}
Compilation message (stderr)
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Val_less_iter::operator()(_Value&, _Iterator) const [with _Value = const std::pair<long long int, int>; _Iterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >]':
/usr/include/c++/10/bits/stl_algo.h:2061:14: required from '_ForwardIterator std::__upper_bound(_ForwardIterator, _ForwardIterator, const _Tp&, _Compare) [with _ForwardIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Tp = std::pair<long long int, int>; _Compare = __gnu_cxx::__ops::_Val_less_iter]'
/usr/include/c++/10/bits/stl_algo.h:2096:32: required from '_FIter std::upper_bound(_FIter, _FIter, const _Tp&) [with _FIter = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Tp = std::pair<long long int, int>]'
regions.cpp:58:82: required from here
/usr/include/c++/10/bits/predefined_ops.h:96:22: error: no match for 'operator<' (operand types are 'const std::pair<long long int, int>' and 'std::pair<long long int, long long int>')
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1096:5: note: candidate: 'template<class _IteratorL, class _IteratorR, class _Container> bool __gnu_cxx::operator<(const __gnu_cxx::__normal_iterator<_IteratorL, _Container>&, const __gnu_cxx::__normal_iterator<_IteratorR, _Container>&)'
1096 | operator<(const __normal_iterator<_IteratorL, _Container>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1096:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const __gnu_cxx::__normal_iterator<_IteratorL, _Container>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1104:5: note: candidate: 'template<class _Iterator, class _Container> bool __gnu_cxx::operator<(const __gnu_cxx::__normal_iterator<_Iterator, _Container>&, const __gnu_cxx::__normal_iterator<_Iterator, _Container>&)'
1104 | operator<(const __normal_iterator<_Iterator, _Container>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1104:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const __gnu_cxx::__normal_iterator<_Iterator, _Container>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1075:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
1075 | operator<(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1075:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1156:5: 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>&)'
1156 | operator<(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1156:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1249:5: 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>&)'
1249 | operator<(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1249:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1323:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
1323 | operator<(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1323:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1417:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1417 | operator<(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1417:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1492:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
1492 | operator<(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1492:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1592:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1592 | operator<(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1592:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:489:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
489 | operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:489:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: deduced conflicting types for parameter '_T2' ('int' and 'long long int')
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:366:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
366 | operator<(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:366:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::reverse_iterator<_Iterator>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:404:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
404 | operator<(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:404:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::reverse_iterator<_Iterator>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1451:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1451 | operator<(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1451:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::move_iterator<_IteratorL>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:1507:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
1507 | operator<(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1507:5: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
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/predefined_ops.h:96:22: note: 'const std::pair<long long int, int>' is not derived from 'const std::move_iterator<_IteratorL>'
96 | { return __val < *__it; }
| ~~~~~~^~~~~~~
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:544:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator<(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
544 | operator< (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/10/string_view:544:5: note: template argument deduction/