# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
119507 | PeppaPig | 도시들 (IOI15_towns) | C++14 | 컴파일 에러 | 0 ms | 0 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "towns.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 205;
int hubDistance(int n, int sub) {
vector<vector<int> > d(N, vector<int>(N, 0));
auto get_dist = [&](int a, int b) {
if(a == b) return 0;
else if(d[a][b]) return d[a][b];
else return d[a][b] = d[b][a] = getDistance(a, b);
};
int a, b;
for(int i = 0, mx = -1; i < n; i++) if(get_dist(0, i) > mx) a = i, mx = get_dist(0, i);
for(int i = 0, mx = -1; i < n; i++) if(get_dist(a, i) > mx) b = i, mx = get_dist(a, i);
int root1 = -1, root2 = -1, ans = INT_MAX;
for(int i = 0; i < n; i++) {
int pos = (get_dist(a, i) + get_dist(a, 0) - get_dist(i, 0)) / 2;
int now = max(pos, get_dist(a, b) - pos);
if(now <= ans) {
if(now < ans) root1 = pos, root2 = -1;
else {
if(root1 == -1) root1 = pos;
else if(pos != root1) root2 = pos;
}
ans = now;
}
}
auto chk = [&](int root) {
int l = 0, r = 0;
for(int i = 0; i < n; i++) {
int pos = (get_dist(a, i) + get_dist(a, 0) - get_dist(i, 0)) / 2;
if(pos < root) ++l;
if(pos > root) ++r;
}
return (l <= n / 2 && r <= n / 2);
};
if(!chk(root1)) root1 = -1;
if(root2 == -1 || !chk(root2)) root2 = -1;
if(root1 == -1 && root2 == -1) return -ans;
if(root1 < root2) swap(root1, root2);
auto same = [&](int x, int y) {
if(x == y) return true;
int d = get_dist(a, x) + get_dist(0, y) - get_dist(a, 0);
return d != get_dist(x, y);
};
auto vote = [&](int root) {
vector<int> v, type;
for(int i = 0; i < n; i++) {
int pos = (get_dist(a, i) + get_dist(a, 0) - get_dist(i, 0)) / 2;
if(pos == root) v.emplace_back(i);
}
int last = -1, cnt = 0, ret;
for(int i = 0; i < v.size(); i++) {
if(last == -1) {
last = v[i], ++cnt;
type.emplace_back(0);
} else if(same(v[i], last)) {
++cnt;
type.emplace_back(1);
} else {
--cnt;
if(cnt == 0) last = -1;
type.emplace_back(2);
}
}
if(!cnt) return true;
ret = last, last = -1, cnt = 0;
bool sm = false;
int sz = 0;
for(int i = 0; i < v.size(); i++) {
if(type == 0) {
if(same(v[i], ret)) sm = true, ++sz;
last = v[i], ++cnt;
} else if(type == 1) {
if(sm) ++sz;
++cnt;
} else {
--cnt;
if(cnt == 0) last = -1, sm = false;
}
}
return sz <= n / 2;
};
if(!vote(root1) && (root2 == -1 || !vote(root2))) return -ans;
else return ans;
}
컴파일 시 표준 에러 (stderr) 메시지
towns.cpp: In lambda function: towns.cpp:51:7: warning: declaration of 'd' shadows a previous local [-Wshadow] int d = get_dist(a, x) + get_dist(0, y) - get_dist(a, 0); ^ towns.cpp:9:23: note: shadowed declaration is here vector<vector<int> > d(N, vector<int>(N, 0)); ^ towns.cpp: In lambda function: towns.cpp:62:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v.size(); i++) { ~~^~~~~~~~~~ towns.cpp:79:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v.size(); i++) { ~~^~~~~~~~~~ towns.cpp:80:12: error: no match for 'operator==' (operand types are 'std::vector<int>' and 'int') if(type == 0) { ~~~~~^~~~ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:940:5: note: candidate: template<class _BiIter> 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:940:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1013:5: 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>&) operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1013:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1093:5: 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>&) operator==(const sub_match<_Bi_iter>& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1093:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1173:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&) operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1173:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1247:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*) operator==(const sub_match<_Bi_iter>& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1247:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1321:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&) operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1321:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1401:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&) operator==(const sub_match<_Bi_iter>& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1401:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>' if(type == 0) { ^ In file included from /usr/include/c++/7/regex:62:0, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110, from towns.cpp:2: /usr/include/c++/7/bits/regex.h:1920:5: 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>&) operator==(const match_results<_Bi_iter, _Alloc>& __m1, ^~~~~~~~ /usr/include/c++/7/bits/regex.h:1920:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>' if(type == 0) { ^ In file included from /usr/include/c++/7/iosfwd:40:0, from /usr/include/c++/7/ios:38, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/postypes.h:216:5: note: candidate: template<class _StateT> bool std::operator==(const std::fpos<_StateT>&, const std::fpos<_StateT>&) operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs) ^~~~~~~~ /usr/include/c++/7/bits/postypes.h:216:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::fpos<_StateT>' if(type == 0) { ^ In file included from /usr/include/c++/7/bits/stl_algobase.h:64:0, from /usr/include/c++/7/bits/char_traits.h:39, from /usr/include/c++/7/ios:40, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/stl_pair.h:443:5: note: candidate: template<class _T1, class _T2> constexpr bool std::operator==(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&) operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) ^~~~~~~~ /usr/include/c++/7/bits/stl_pair.h:443:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::pair<_T1, _T2>' if(type == 0) { ^ In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0, from /usr/include/c++/7/bits/char_traits.h:39, from /usr/include/c++/7/ios:40, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/stl_iterator.h:299:5: note: candidate: template<class _Iterator> bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&) operator==(const reverse_iterator<_Iterator>& __x, ^~~~~~~~ /usr/include/c++/7/bits/stl_iterator.h:299:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::reverse_iterator<_Iterator>' if(type == 0) { ^ In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0, from /usr/include/c++/7/bits/char_traits.h:39, from /usr/include/c++/7/ios:40, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/stl_iterator.h:337:5: note: candidate: template<class _IteratorL, class _IteratorR> bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&) operator==(const reverse_iterator<_IteratorL>& __x, ^~~~~~~~ /usr/include/c++/7/bits/stl_iterator.h:337:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::reverse_iterator<_Iterator>' if(type == 0) { ^ In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0, from /usr/include/c++/7/bits/char_traits.h:39, from /usr/include/c++/7/ios:40, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/stl_iterator.h:1118:5: note: candidate: template<class _IteratorL, class _IteratorR> bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&) operator==(const move_iterator<_IteratorL>& __x, ^~~~~~~~ /usr/include/c++/7/bits/stl_iterator.h:1118:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::move_iterator<_IteratorL>' if(type == 0) { ^ In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0, from /usr/include/c++/7/bits/char_traits.h:39, from /usr/include/c++/7/ios:40, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/stl_iterator.h:1124:5: note: candidate: template<class _Iterator> bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&) operator==(const move_iterator<_Iterator>& __x, ^~~~~~~~ /usr/include/c++/7/bits/stl_iterator.h:1124:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::move_iterator<_IteratorL>' if(type == 0) { ^ In file included from /usr/include/c++/7/string:41:0, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/allocator.h:146:5: note: candidate: template<class _T1, class _T2> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_T2>&) operator==(const allocator<_T1>&, const allocator<_T2>&) ^~~~~~~~ /usr/include/c++/7/bits/allocator.h:146:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::allocator<_CharT>' if(type == 0) { ^ In file included from /usr/include/c++/7/string:41:0, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/allocator.h:152:5: note: candidate: template<class _Tp> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_CharT>&) operator==(const allocator<_Tp>&, const allocator<_Tp>&) ^~~~~~~~ /usr/include/c++/7/bits/allocator.h:152:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::allocator<_CharT>' if(type == 0) { ^ In file included from /usr/include/c++/7/string:52:0, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/basic_string.h:5997:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/basic_string.h:5997:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' if(type == 0) { ^ In file included from /usr/include/c++/7/string:52:0, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/basic_string.h:6005:5: note: candidate: template<class _CharT> typename __gnu_cxx::__enable_if<std::__is_char<_Tp>::__value, bool>::__type std::operator==(const std::__cxx11::basic_string<_CharT>&, const std::__cxx11::basic_string<_CharT>&) operator==(const basic_string<_CharT>& __lhs, ^~~~~~~~ /usr/include/c++/7/bits/basic_string.h:6005:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: 'std::vector<int>' is not derived from 'const std::__cxx11::basic_string<_CharT>' if(type == 0) { ^ In file included from /usr/include/c++/7/string:52:0, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/basic_string.h:6019:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) operator==(const _CharT* __lhs, ^~~~~~~~ /usr/include/c++/7/bits/basic_string.h:6019:5: note: template argument deduction/substitution failed: towns.cpp:80:15: note: mismatched types 'const _CharT*' and 'std::vector<int>' if(type == 0) { ^ In file included from /usr/include/c++/7/string:52:0, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/istream:38, from /usr/include/c++/7/sstream:38, from /usr/include/c++/7/complex:45, from /usr/include/c++/7/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52, from towns.cpp:2: /usr/include/c++/7/bits/basic_string.h:6031:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*) operator==(const basic_string<_CharT,