| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 339239 | ogibogi2004 | Easter Eggs (info1cup17_eastereggs) | C++14 | 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>
#include "grader.h"
using namespace std;
const int MAXN=520;
int st[MAXN];
vector<int>g[MAXN];
bool no[MAXN];
void dfs(int u,int par)
{
st[u]=1;
for(auto v:g[u])
{
if(v==par)continue;
if(no[v])continue;
dfs(v,u);
st[u]+=st[v];
}
}
pair<int,int>best;
void find_best_in(int u,int par,int n1)
{
if(st[u]>=n1)
{
best=min(best,{st[u]-n1,u});
}
else return;
for(auto v:g[u])
{
if(v==par)continue;
find_best_in(v,u,n1);
}
}
vector<int>v;
bool flag;
void make_subtree(int u,int par,int t)
{
if(u==t)flag=1;
if(flag)v.push_back(u);
for(auto v:g[u])
{
if(v==par)continue;
make_subtree(v,u,t);
}
if(u==t)flag=0;
}
bool findd(vector<int>xd1,int xd2)
{
for(auto xd:xd1)if(xd==xd2)return 1;
return 0;
}
int findEgg (int N, vector < pair < int, int > > bridges)
{
for(auto xd:bridges)
{
g[xd.first].push_back(xd.second);
g[xd.second].push_back(xd.first);
}
for(;;)
{
int root=0,cnt=0;
for(int i=1;i<=N;i++)
{
if(no[i]==0)
{
root=i;cnt++;
}
}
if(cnt==1)return root;
dfs(root,0);
best={N+1,N+1};
find_best_in(root,0,st[root]/2);
v.clear();
flag=0;
make_subtree(root,0,best.first);
if(query(v))
{
for(int i=1;i<=N;i++)
{
if(findd(v,i)==v.end())
{
no[i]=1;
}
}
}
else
{
for(int i=0;i<v.size();i++)no[v[i]]=1;
}
}
return N;
}
Compilation message (stderr)
eastereggs.cpp: In function 'int findEgg(int, std::vector<std::pair<int, int> >)':
eastereggs.cpp:80:18: error: no match for 'operator==' (operand types are 'bool' and 'std::vector<int>::iterator' {aka '__gnu_cxx::__normal_iterator<int*, std::vector<int> >'})
80 | if(findd(v,i)==v.end())
| ~~~~~~~~~~^~~~~~~~~
| | |
| bool std::vector<int>::iterator {aka __gnu_cxx::__normal_iterator<int*, std::vector<int> >}
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1026:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
1026 | operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1026:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1099:5: 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>&)'
1099 | operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1099:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1173:5: 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>&)'
1173 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1173:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1247:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
1247 | operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1247:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: 'std::vector<int>::iterator' {aka '__gnu_cxx::__normal_iterator<int*, std::vector<int> >'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1321:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1321 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1321:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1395:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
1395 | operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1395:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: 'std::vector<int>::iterator' {aka '__gnu_cxx::__normal_iterator<int*, std::vector<int> >'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1473:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1473 | operator==(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1473:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/regex.h:1991:5: 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>&)'
1991 | operator==(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1991:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::match_results<_BiIter, _Alloc>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/iosfwd:40,
from /usr/include/c++/9/ios:38,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/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++/9/bits/postypes.h:222:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::fpos<_StateT>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/bits/stl_algobase.h:64,
from /usr/include/c++/9/bits/char_traits.h:39,
from /usr/include/c++/9/ios:40,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/stl_pair.h:448:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
448 | operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/9/bits/stl_pair.h:448:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::pair<_T1, _T2>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/bits/stl_algobase.h:67,
from /usr/include/c++/9/bits/char_traits.h:39,
from /usr/include/c++/9/ios:40,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:325:5: note: candidate: 'template<class _Iterator> bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
325 | operator==(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/9/bits/stl_iterator.h:325:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/bits/stl_algobase.h:67,
from /usr/include/c++/9/bits/char_traits.h:39,
from /usr/include/c++/9/ios:40,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:363:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
363 | operator==(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/9/bits/stl_iterator.h:363:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/bits/stl_algobase.h:67,
from /usr/include/c++/9/bits/char_traits.h:39,
from /usr/include/c++/9/ios:40,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:1139:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1139 | operator==(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/9/bits/stl_iterator.h:1139:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/bits/stl_algobase.h:67,
from /usr/include/c++/9/bits/char_traits.h:39,
from /usr/include/c++/9/ios:40,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:1145:5: note: candidate: 'template<class _Iterator> bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
1145 | operator==(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/9/bits/stl_iterator.h:1145:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/string:41,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/allocator.h:168:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_T2>&)'
168 | operator==(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/9/bits/allocator.h:168:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::allocator<_CharT>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/string:55,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/basic_string.h:6141:5: 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>&)'
6141 | operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/basic_string.h:6141:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/string:55,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/basic_string.h:6149:5: 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>&)'
6149 | operator==(const basic_string<_CharT>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/basic_string.h:6149:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::basic_string<_CharT>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/string:55,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/basic_string.h:6163:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)'
6163 | operator==(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/basic_string.h:6163:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const _CharT*' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/string:55,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from eastereggs.cpp:1:
/usr/include/c++/9/bits/basic_string.h:6175:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)'
6175 | operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/9/bits/basic_string.h:6175:5: note: template argument deduction/substitution failed:
eastereggs.cpp:80:26: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and 'bool'
80 | if(findd(v,i)==v.end())
| ^
In file included from /usr/include/c++/9/bits/ios_base.h:46,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
f