제출 #218023

#제출 시각아이디문제언어결과실행 시간메모리
218023Andrei_CotorRace (IOI11_race)C++11
컴파일 에러
0 ms0 KiB
#include<race.h>
#include<vector>
#include<set>

using namespace std;

int nrPaths;
set<pair<long long,int> > S[200005];
vector<pair<int,int> > A[200005];
int HPath[200005],Lev[200005];
long long Dist[200005];

int dfs(int nod, int p, int L)
{
    int rez=1000000000;
    for(auto other:A[nod])
    {
        if(other.first==p)
            continue;

        Dist[other.first]=Dist[nod]+other.second;
        Lev[other.first]=Lev[nod]+1;
        rez=min(rez,dfs(other.first,nod,L));

        if(S[HPath[other.first]].size()>S[HPath[nod]].size())
            HPath[nod]=HPath[other.first];
    }

    if(HPath[nod]==0)
        HPath[nod]=++nrPaths;

    int path=HPath[nod];
    for(auto other:A[nod])
    {
        if(other.first==p || path==HPath[other.first])
            continue;

        for(auto el:S[HPath[other.first]])
        {
            int dist=L-(el.first-Dist[nod])+Dist[nod];
            if(dist>Dist[nod])
            {
                set<pair<int,int> >::iterator it=S[path].lower_bound({dist,0});
                if(it!=S[path].end() && (*it).first==dist)
                    rez=min(rez,(*it).second+el.second-2*Lev[nod]);
            }

            set<pair<int,int> >::iterator it=S[path].lower_bound({el.first,0});
            if(it!=S[path].end() && (*it).first==el.first)
            {
                if(el.second<(*it).second)
                {
                    S[path].erase(it);
                    S[path].insert(el);
                }
            }
            else
                S[path].insert(el);
        }
    }

    S[path].insert({Dist[nod],Lev[nod]});
    set<pair<int,int> >::iterator it=S[path].lower_bound({Dist[nod]+L,0});
    if(it!=S[path].end() && (*it).first==Dist[nod]+L)
        rez=min(rez,(*it).second-Lev[nod]);

    return rez;
}

int best_path(int n, int k, int E[][2], int L[])
{
    for(int i=0; i<=n-2; i++)
    {
        A[E[i][0]].push_back({E[i][1],L[i]});
        A[E[i][1]].push_back({E[i][0],L[i]});
    }

    int rez=dfs(0,-1,k);
    if(rez==1000000000)
        rez=-1;

    return rez;
}

컴파일 시 표준 에러 (stderr) 메시지

race.cpp: In function 'int dfs(int, int, int)':
race.cpp:43:69: error: conversion from 'std::set<std::pair<long long int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, int> >}' to non-scalar type 'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' requested
                 set<pair<int,int> >::iterator it=S[path].lower_bound({dist,0});
                                                  ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
race.cpp:44:22: error: no match for 'operator!=' (operand types are 'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' and 'std::set<std::pair<long long int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, int> >}')
                 if(it!=S[path].end() && (*it).first==dist)
                    ~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/7/set:60:0,
                 from race.cpp:3:
/usr/include/c++/7/bits/stl_tree.h:398:7: note: candidate: bool std::_Rb_tree_const_iterator<_Tp>::operator!=(const _Self&) const [with _Tp = std::pair<int, int>; std::_Rb_tree_const_iterator<_Tp>::_Self = std::_Rb_tree_const_iterator<std::pair<int, int> >]
       operator!=(const _Self& __x) const _GLIBCXX_NOEXCEPT
       ^~~~~~~~
/usr/include/c++/7/bits/stl_tree.h:398:7: note:   no known conversion for argument 1 from 'std::set<std::pair<long long int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, int> >}' to 'const _Self& {aka const std::_Rb_tree_const_iterator<std::pair<int, int> >&}'
In file included from /usr/include/c++/7/bits/stl_algobase.h:64:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_pair.h:456:5: 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:456:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::pair<_T1, _T2>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:311:5: 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:311:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::reverse_iterator<_Iterator>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:349:5: 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:349:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::reverse_iterator<_Iterator>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:1130:5: 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:1130:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::move_iterator<_IteratorL>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:1136:5: 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:1136:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::move_iterator<_IteratorL>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/vector:61:0,
                 from race.cpp:2:
/usr/include/c++/7/bits/allocator.h:158:5: note: candidate: template<class _T1, class _T2> bool std::operator!=(const std::allocator<_Tp1>&, const std::allocator<_T2>&)
     operator!=(const allocator<_T1>&, const allocator<_T2>&)
     ^~~~~~~~
/usr/include/c++/7/bits/allocator.h:158:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::allocator<_Tp1>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/vector:61:0,
                 from race.cpp:2:
/usr/include/c++/7/bits/allocator.h:164:5: note: candidate: template<class _Tp> bool std::operator!=(const std::allocator<_Tp1>&, const std::allocator<_Tp1>&)
     operator!=(const allocator<_Tp>&, const allocator<_Tp>&)
     ^~~~~~~~
/usr/include/c++/7/bits/allocator.h:164:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::allocator<_Tp1>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/vector:64:0,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_vector.h:1620:5: note: candidate: template<class _Tp, class _Alloc> bool std::operator!=(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)
     operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:1620:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::vector<_Tp, _Alloc>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/set:60:0,
                 from race.cpp:3:
/usr/include/c++/7/bits/stl_tree.h:412:5: note: candidate: template<class _Val> bool std::operator!=(const std::_Rb_tree_iterator<_Tp>&, const std::_Rb_tree_const_iterator<_Val>&)
     operator!=(const _Rb_tree_iterator<_Val>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_tree.h:412:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::_Rb_tree_iterator<_Tp>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/set:60:0,
                 from race.cpp:3:
/usr/include/c++/7/bits/stl_tree.h:1553:5: note: candidate: template<class _Key, class _Val, class _KeyOfValue, class _Compare, class _Alloc> bool std::operator!=(const std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>&, const std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>&)
     operator!=(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_tree.h:1553:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/set:61:0,
                 from race.cpp:3:
/usr/include/c++/7/bits/stl_set.h:937:5: note: candidate: template<class _Key, class _Compare, class _Alloc> bool std::operator!=(const std::set<_Key, _Compare, _Alloc>&, const std::set<_Key, _Compare, _Alloc>&)
     operator!=(const set<_Key, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_set.h:937:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::set<_Key, _Compare, _Alloc>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
In file included from /usr/include/c++/7/set:62:0,
                 from race.cpp:3:
/usr/include/c++/7/bits/stl_multiset.h:920:5: note: candidate: template<class _Key, class _Compare, class _Alloc> bool std::operator!=(const std::multiset<_Key, _Compare, _Alloc>&, const std::multiset<_Key, _Compare, _Alloc>&)
     operator!=(const multiset<_Key, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_multiset.h:920:5: note:   template argument deduction/substitution failed:
race.cpp:44:36: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::multiset<_Key, _Compare, _Alloc>'
                 if(it!=S[path].end() && (*it).first==dist)
                                    ^
race.cpp:48:65: error: conversion from 'std::set<std::pair<long long int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, int> >}' to non-scalar type 'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' requested
             set<pair<int,int> >::iterator it=S[path].lower_bound({el.first,0});
                                              ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
race.cpp:49:18: error: no match for 'operator!=' (operand types are 'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' and 'std::set<std::pair<long long int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, int> >}')
             if(it!=S[path].end() && (*it).first==el.first)
                ~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/7/set:60:0,
                 from race.cpp:3:
/usr/include/c++/7/bits/stl_tree.h:398:7: note: candidate: bool std::_Rb_tree_const_iterator<_Tp>::operator!=(const _Self&) const [with _Tp = std::pair<int, int>; std::_Rb_tree_const_iterator<_Tp>::_Self = std::_Rb_tree_const_iterator<std::pair<int, int> >]
       operator!=(const _Self& __x) const _GLIBCXX_NOEXCEPT
       ^~~~~~~~
/usr/include/c++/7/bits/stl_tree.h:398:7: note:   no known conversion for argument 1 from 'std::set<std::pair<long long int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, int> >}' to 'const _Self& {aka const std::_Rb_tree_const_iterator<std::pair<int, int> >&}'
In file included from /usr/include/c++/7/bits/stl_algobase.h:64:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_pair.h:456:5: 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:456:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::pair<_T1, _T2>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:311:5: 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:311:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::reverse_iterator<_Iterator>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:349:5: 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:349:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::reverse_iterator<_Iterator>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:1130:5: 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:1130:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::move_iterator<_IteratorL>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/vector:60,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_iterator.h:1136:5: 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:1136:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::move_iterator<_IteratorL>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/vector:61:0,
                 from race.cpp:2:
/usr/include/c++/7/bits/allocator.h:158:5: note: candidate: template<class _T1, class _T2> bool std::operator!=(const std::allocator<_Tp1>&, const std::allocator<_T2>&)
     operator!=(const allocator<_T1>&, const allocator<_T2>&)
     ^~~~~~~~
/usr/include/c++/7/bits/allocator.h:158:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::allocator<_Tp1>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/vector:61:0,
                 from race.cpp:2:
/usr/include/c++/7/bits/allocator.h:164:5: note: candidate: template<class _Tp> bool std::operator!=(const std::allocator<_Tp1>&, const std::allocator<_Tp1>&)
     operator!=(const allocator<_Tp>&, const allocator<_Tp>&)
     ^~~~~~~~
/usr/include/c++/7/bits/allocator.h:164:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::allocator<_Tp1>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/include/c++/7/vector:64:0,
                 from race.cpp:2:
/usr/include/c++/7/bits/stl_vector.h:1620:5: note: candidate: template<class _Tp, class _Alloc> bool std::operator!=(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)
     operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:1620:5: note:   template argument deduction/substitution failed:
race.cpp:49:32: note:   'std::set<std::pair<int, int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<int, int> >}' is not derived from 'const std::vector<_Tp, _Alloc>'
             if(it!=S[path].end() && (*it).first==el.first)
                                ^
In file included from /usr/incl