Submission #1010284

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1010284	2024-06-28T16:20:08 Z	overwatch9	Shortcut (IOI16_shortcut)	C++17	Compilation error	0 ms	0 KB

shortcut

#include "shortcut.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
vector <vector <pair <int, int>>> adj;
int N;
pair <int, ll> dijkstra(int s) {
    priority_queue <pair <ll, int>> pq;
    vector <ll> dis(N+1, 1e17);
    vector <bool> processed(N+1);
    dis[s] = 0;
    pq.push({0, s});
    int node = 0;
    ll mx = 0;
    while (!pq.empty()) {
        s = pq.top().second;
        pq.pop();
        if (processed[s])
            continue;
        processed[s] = true;
        if (mx < dis[s]) {
            mx = dis[s];
            node = s;
        }
        for (auto i : adj[s]) {
            if (dis[i.first] > dis[s] + i.second) {
                dis[i.first] = dis[s] + i.second;
                pq.push({-dis[i.first], i.first});
            }
        }
    }
    return {node, mx};
}
ll find_shortcut(int n, vector<int> l, vector<int> d, int c)
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    adj.resize(n * 2 + 5);
    for (int i = 0; i+1 < n; i++) {
        adj[i].push_back({i+1, l[i]});
        adj[i+1].push_back({i, l[i]});
    }
    int ogn = n;
    for (int i = 0; i < ogn; i++) {
        if (d[i] == 0)
            continue;
        adj[i].push_back({n, d[i]});
        adj[n].push_back({i, d[i]});
        n++;
    }
    N = n;
    ll ans = 0;
    for (int i = 0; i < n; i++) {
        pair <int, ll> res = dijkstra(i);
        ans = max(ans, res.second);
    }
    for (int i = 0; i < ogn; i++) {
        for (int j = i+1; j < ogn; j++) {
            adj[i].push_back({j, c});
            adj[j].push_back({i, c});
            ll tp = 0;
            vector <pair <int, ll>> d_res(n+1, {-1, -1});
            for (int k = 0; k < n; k++) {
                pair <int, ll> res;
                if (d_res[k].first != -1)
                    res = d_res[k];
                else {
                    res = dijkstra(k);
                    d_res[k] = res;
                }
                if (d_res[res.first] != -1)
                    tp = max(tp, d_res[res.first].second);
                else {
                    d_res[res.first] = dijkstra(res.first);
                    tp = max(tp, d_res[res.first]);
                }
            }
            ans = min(ans, tp);
            adj[i].pop_back();
            adj[j].pop_back();
        }
    }
    return ans;
}
// int main() {
//     int n;
//     cin >> n;
//     vector <int> l(n), d(n);
//     for (int i = 0; i < n-1; i++)
//         cin >> l[i];
//     for (int i = 0; i < n; i++)
//         cin >> d[i];
//     int c;
//     cin >> c;
//     cout << find_shortcut(n, l, d, c) << '\n';
// }

Compilation message

shortcut.cpp: In function 'll find_shortcut(int, std::vector<int>, std::vector<int>, int)':
shortcut.cpp:72:38: error: no match for 'operator!=' (operand types are '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} and 'int')
   72 |                 if (d_res[res.first] != -1)
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1064:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
 1064 |     operator!=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1064:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1144:5: 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>&)'
 1144 |     operator!=(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1144:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1237:5: 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>&)'
 1237 |     operator!=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1237:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1311:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
 1311 |     operator!=(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1311:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1405:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
 1405 |     operator!=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1405:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1479:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
 1479 |     operator!=(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1479:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:1579:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
 1579 |     operator!=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1579:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from shortcut.cpp:2:
/usr/include/c++/10/bits/regex.h:2126:5: 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>&)'
 2126 |     operator!=(const match_results<_Bi_iter, _Alloc>& __m1,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:2126:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/vector:60,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:496:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator!=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
  496 |     operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:496:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   mismatched types 'const std::pair<_T1, _T2>' and 'int'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:372:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
  372 |     operator!=(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:372:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::reverse_iterator<_Iterator>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:410:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  410 |     operator!=(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:410:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::reverse_iterator<_Iterator>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1444 |     operator!=(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::move_iterator<_IteratorL>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
 1501 |     operator!=(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::move_iterator<_IteratorL>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/vector:64,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/allocator.h:213:5: note: candidate: 'template<class _T1, class _T2> bool std::operator!=(const std::allocator<_Tp1>&, const std::allocator<_T2>&)'
  213 |     operator!=(const allocator<_T1>&, const allocator<_T2>&)
      |     ^~~~~~~~
/usr/include/c++/10/bits/allocator.h:213:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::allocator<_Tp1>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/vector:67,
                 from shortcut.h:2,
                 from shortcut.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:1937:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator!=(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)'
 1937 |     operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1937:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::vector<_Tp, _Alloc>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/iosfwd:40,
                 from /usr/include/c++/10/ios:38,
                 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 shortcut.cpp:2:
/usr/include/c++/10/bits/postypes.h:227:5: note: candidate: 'template<class _StateT> bool std::operator!=(const std::fpos<_StateT>&, const std::fpos<_StateT>&)'
  227 |     operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/postypes.h:227:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, long long int> >, std::pair<int, long long int> >::value_type' {aka 'std::pair<int, long long int>'} is not derived from 'const std::fpos<_StateT>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 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 shortcut.cpp:2:
/usr/include/c++/10/string_view:525:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
  525 |     operator!=(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:525:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   'std::pair<int, long long int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 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 shortcut.cpp:2:
/usr/include/c++/10/string_view:531:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::basic_string_view<_CharT, _Traits>, std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >)'
  531 |     operator!=(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:531:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   'std::pair<int, long long int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   72 |                 if (d_res[res.first] != -1)
      |                                          ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 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 shortcut.cpp:2:
/usr/include/c++/10/string_view:538:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >, std::basic_string_view<_CharT, _Traits>)'
  538 |     operator!=(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:538:5: note:   template argument deduction/substitution failed:
shortcut.cpp:72:42: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
   72 |                 if (d