| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 290110 | REALITYNB | Race (IOI11_race) | 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 pb push_back
#define mp make_pair
#define pii pair<int,int>
#define F first
#define S second
using namespace std;
int n , k ;
const int mxn = 2e5+1 ;
vector<pii> adj[mxn] ;
vector<int> sz(mxn) , w(mxn) ,h(mxn) ;
void sub(int a , int p){
sz[a]=1 ;
if(p!=-1) h[a]=h[p]+1 ;
for(pii& x : a){
if(x.F==p) continue ;
w[x]=w[a]+x.S ;
sub(x.F,a) ;
sz[a]+=sz[x] ;
}
}
int mn = 1e9 ;
vector<int> p[mxn] ;
map<int,multiset> cnt ;
void dfs(int a , int p , int keep){
int bigchild = -1 , mx = -1 ;
for(pii& y : adj[a]){
int x = y.F ;
if(x==p) continue ;
if(sz[x]>mx){
mx=sz[x] ;
bigchild= x ;
}
}
for(pii& y : adj[a]){
int x = y.F ;
if(x==p||x==bigchild) continue ;
dfs(x,a,0) ;
}
if(bigchild!=-1){
dfs(bigchild,a,1) ;
swap(p[bigchild],p[a]) ;
}
p[a].push_back(a) ;
int target = k+2*w[a] ;
if(cnt.count(target-w[a])) mn = min(mn,*(cnt[target-w[a]].begin())-h[a]) ;
cnt[w[a]].insert(h[a]) ;
for(pii& y : adj[a]){
if(y==p||y==bigchild) continue ;
for(int& x : p[y.F]){
if(cnt.count(target-w[x])) mn = min(*(cnt[target-w[x]].begin())+h[x]-h[a]*2+,mn) ;
p.pb(x) ;
}
for(int& x :p[y.F]) cnt[w[a]].insert(h[x]) ;
}
if(keep==0){
for(int& x: p[a]){
cnt[w[x]].erase(cnt[w[x]].find(h[x])) ;
if(cnt[w[x]].empty()) cnt.erase(cnt.find(w[x])) ;
}
}
}
int best_path(int N , int K , int H[][2] , int L[]){
n = N ;
k = K ;
for(int i=0;i<n;i++){
adj[h[i][0]].push_back(mp(h[i][1],L[i]));
adj[h[i][1]].push_back(mp(h[i][0],L[i])) ;
}
return solve() ;
}
int solve(){
sub(1,-1) ;
dfs(1,-1,1) ;
if(mn==1e9) return -1 ;
return mn :
}
int main(){
input() ;
solve() ;
return 0;
}
Compilation message (stderr)
race.cpp: In function 'void sub(int, int)':
race.cpp:15:18: error: 'begin' was not declared in this scope; did you mean 'std::begin'?
15 | for(pii& x : a){
| ^
| std::begin
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:95,
from race.cpp:1:
/usr/include/c++/9/valarray:1224:5: note: 'std::begin' declared here
1224 | begin(const valarray<_Tp>& __va)
| ^~~~~
race.cpp:15:18: error: 'end' was not declared in this scope; did you mean 'std::end'?
15 | for(pii& x : a){
| ^
| std::end
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:95,
from race.cpp:1:
/usr/include/c++/9/valarray:1244:5: note: 'std::end' declared here
1244 | end(const valarray<_Tp>& __va)
| ^~~
race.cpp:17:10: error: no match for 'operator[]' (operand types are 'std::vector<int>' and 'std::pair<int, int>')
17 | w[x]=w[a]+x.S ;
| ^
In file included from /usr/include/c++/9/vector:67,
from /usr/include/c++/9/queue:61,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:86,
from race.cpp:1:
/usr/include/c++/9/bits/stl_vector.h:1040:7: note: candidate: 'std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::operator[](std::vector<_Tp, _Alloc>::size_type) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::reference = int&; std::vector<_Tp, _Alloc>::size_type = long unsigned int]'
1040 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/9/bits/stl_vector.h:1040:28: note: no known conversion for argument 1 from 'std::pair<int, int>' to 'std::vector<int>::size_type' {aka 'long unsigned int'}
1040 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~^~~
/usr/include/c++/9/bits/stl_vector.h:1058:7: note: candidate: 'std::vector<_Tp, _Alloc>::const_reference std::vector<_Tp, _Alloc>::operator[](std::vector<_Tp, _Alloc>::size_type) const [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::const_reference = const int&; std::vector<_Tp, _Alloc>::size_type = long unsigned int]'
1058 | operator[](size_type __n) const _GLIBCXX_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/9/bits/stl_vector.h:1058:28: note: no known conversion for argument 1 from 'std::pair<int, int>' to 'std::vector<int>::size_type' {aka 'long unsigned int'}
1058 | operator[](size_type __n) const _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~^~~
race.cpp:19:18: error: no match for 'operator[]' (operand types are 'std::vector<int>' and 'std::pair<int, int>')
19 | sz[a]+=sz[x] ;
| ^
In file included from /usr/include/c++/9/vector:67,
from /usr/include/c++/9/queue:61,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:86,
from race.cpp:1:
/usr/include/c++/9/bits/stl_vector.h:1040:7: note: candidate: 'std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::operator[](std::vector<_Tp, _Alloc>::size_type) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::reference = int&; std::vector<_Tp, _Alloc>::size_type = long unsigned int]'
1040 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/9/bits/stl_vector.h:1040:28: note: no known conversion for argument 1 from 'std::pair<int, int>' to 'std::vector<int>::size_type' {aka 'long unsigned int'}
1040 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~^~~
/usr/include/c++/9/bits/stl_vector.h:1058:7: note: candidate: 'std::vector<_Tp, _Alloc>::const_reference std::vector<_Tp, _Alloc>::operator[](std::vector<_Tp, _Alloc>::size_type) const [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::const_reference = const int&; std::vector<_Tp, _Alloc>::size_type = long unsigned int]'
1058 | operator[](size_type __n) const _GLIBCXX_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/9/bits/stl_vector.h:1058:28: note: no known conversion for argument 1 from 'std::pair<int, int>' to 'std::vector<int>::size_type' {aka 'long unsigned int'}
1058 | operator[](size_type __n) const _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~^~~
race.cpp: At global scope:
race.cpp:24:17: error: type/value mismatch at argument 2 in template parameter list for 'template<class _Key, class _Tp, class _Compare, class _Alloc> class std::map'
24 | map<int,multiset> cnt ;
| ^
race.cpp:24:17: note: expected a type, got 'multiset'
race.cpp:24:17: error: template argument 4 is invalid
race.cpp: In function 'void dfs(int, int, int)':
race.cpp:42:24: error: invalid types 'int[int]' for array subscript
42 | swap(p[bigchild],p[a]) ;
| ^
race.cpp:42:29: error: invalid types 'int[int]' for array subscript
42 | swap(p[bigchild],p[a]) ;
| ^
race.cpp:44:8: error: invalid types 'int[int]' for array subscript
44 | p[a].push_back(a) ;
| ^
race.cpp:46:12: error: request for member 'count' in 'cnt', which is of non-class type 'int'
46 | if(cnt.count(target-w[a])) mn = min(mn,*(cnt[target-w[a]].begin())-h[a]) ;
| ^~~~~
race.cpp:46:61: error: invalid types 'int[int]' for array subscript
46 | if(cnt.count(target-w[a])) mn = min(mn,*(cnt[target-w[a]].begin())-h[a]) ;
| ^
race.cpp:47:13: error: invalid types 'int[__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type {aka int}]' for array subscript
47 | cnt[w[a]].insert(h[a]) ;
| ^
race.cpp:49:13: error: no match for 'operator==' (operand types are 'std::pair<int, int>' and 'int')
49 | if(y==p||y==bigchild) continue ;
| ~^~~
| | |
| | int
| std::pair<int, 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 race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
49 | if(y==p||y==bigchild) continue ;
| ^
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 race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::fpos<_StateT>'
49 | if(y==p||y==bigchild) continue ;
| ^
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 race.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:
race.cpp:49:15: note: mismatched types 'const std::pair<_T1, _T2>' and 'int'
49 | if(y==p||y==bigchild) continue ;
| ^
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 race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::reverse_iterator<_Iterator>'
49 | if(y==p||y==bigchild) continue ;
| ^
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 race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::reverse_iterator<_Iterator>'
49 | if(y==p||y==bigchild) continue ;
| ^
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 race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::move_iterator<_IteratorL>'
49 | if(y==p||y==bigchild) continue ;
| ^
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 race.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:
race.cpp:49:15: note: 'std::pair<int, int>' is not derived from 'const std::move_iterator<_IteratorL>'
49 | if(y==p||y==bigchild) continue ;
| ^
In file included from /usr/include/c++/9/string:41,
from /usr/include/c+