| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 473313 | ZaZo_ | Paths (BOI18_paths) | 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>
#define ZAZO ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define int long long
using namespace std;
int n , m , k;
int cols[300001],vis[300001];
vector<int>edges[300001];
set<vector<int>>ans;
void dfs(int node,set<int>path,vector<int>path2,int par)
{
if(path2.size()==0){
path2.push_back(node);
path.insert(cols[node]);
}
for(int i = 0 ; i < edges[node].size() ; i++)
{
if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
path.insert(cols[edges[node][i]]);
path2.push_back(edges[node][i]);
ans.insert(path2);
dfs(edges[node][i] , path , path2 , node);
path2.erase(path2.begin()+(path2.size()-1));
path.erase(cols[edges[node][i]]);
}
}
}
int32_t main() {
ZAZO
cin >> n >> m >> k ;
for(int i = 1 ; i <= n ; i++)
{
cin>>cols[i];
}
for(int i = 0 ; i < m ; i++)
{
int u , v;
cin >> u >> v;
edges[u].push_back(v);
edges[v].push_back(u);
}
if(n<=100 && m<=100 && k<=4)
{
//ba7sb kol path w dah bya5od time 3aly f 7ygeeb awel subtask
for(int i = 1 ; i <= n ; i++)
{
dfs(i,{},{},-1);
}
cout<<ans.size()<<endl;
}
else
{
//subtask 2
//k<=3 that's mean that maximum path = 3
}
}
Compilation message (stderr)
paths.cpp: In function 'void dfs(long long int, std::set<long long int>, std::vector<long long int>, long long int)':
paths.cpp:15:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
15 | for(int i = 0 ; i < edges[node].size() ; i++)
| ~~^~~~~~~~~~~~~~~~~~~~
paths.cpp:17:72: error: no match for 'operator<=' (operand types are 'std::set<long long int>' and 'long long int')
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ~~~~^~~
| | |
| | long long int
| std::set<long long 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 paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1086:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator<=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
1086 | operator<=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1086:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1192:5: 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>&)'
1192 | operator<=(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1192:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1285:5: 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>&)'
1285 | operator<=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1285:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1359:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<=(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
1359 | operator<=(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1359:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'long long int'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1453:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1453 | operator<=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1453:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1531:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<=(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
1531 | operator<=(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1531:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'long long int'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from paths.cpp:1:
/usr/include/c++/10/bits/regex.h:1631:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1631 | operator<=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1631:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
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 paths.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:508:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
508 | operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:508:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::pair<_T1, _T2>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
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 paths.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:384:5: note: candidate: 'template<class _Iterator> bool std::operator<=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
384 | operator<=(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:384:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
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 paths.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:422:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
422 | operator<=(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:422:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
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 paths.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1460:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1460 | operator<=(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1460:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::move_iterator<_IteratorL>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
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 paths.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1513:5: note: candidate: 'template<class _Iterator> bool std::operator<=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
1513 | operator<=(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1513:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::move_iterator<_IteratorL>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
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 paths.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6343:5: 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>&)'
6343 | operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6343:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
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 paths.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6356:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)'
6356 | operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6356:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
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 paths.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6368:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<=(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)'
6368 | operator<=(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6368:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: mismatched types 'const _CharT*' and 'std::set<long long int>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/deque:67,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:68,
from paths.cpp:1:
/usr/include/c++/10/bits/stl_deque.h:2298:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator<=(const std::deque<_Tp, _Alloc>&, const std::deque<_Tp, _Alloc>&)'
2298 | operator<=(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_deque.h:2298:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::deque<_Tp, _Alloc>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/tuple:39,
from /usr/include/c++/10/functional:54,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:71,
from paths.cpp:1:
/usr/include/c++/10/array:299:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> bool std::operator<=(const std::array<_Tp, _Nm>&, const std::array<_Tp, _Nm>&)'
299 | operator<=(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
| ^~~~~~~~
/usr/include/c++/10/array:299:5: note: template argument deduction/substitution failed:
paths.cpp:17:74: note: 'std::set<long long int>' is not derived from 'const std::array<_Tp, _Nm>'
17 | if(edges[node][i]!=par && !path.count(cols[edges[node][i]]) && path<=k ){
| ^
In file included from /usr/include/c++/10/functional:54,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:71,
from paths.cpp:1:
/usr/include/c++/10/tuple:1460:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator<=(const std::tuple<_Tps ...>&, const std::tuple<_Elements ...>&)'
1460 | operator<=(const tuple<_TElements...>& __t,
|