Submission #1125008

#	Time	Username	Problem	Language	Result	Execution time	Memory
1125008		LaMatematica14	Bitaro’s Party (JOI18_bitaro)	C++20	Compilation error	0 ms	0 KiB

bitaro

#include <bits/stdc++.h>
using namespace std;
const int rad = 330;
int N;
vector<vector<int>> adj;
vector<vector<pair<int, int>>> dp;

void crea(int a) {
    unordered_set<int> pr;
    int dc = adj[a].size();
    vector<int> id(dc, 0);
    bool ff = 1;
    int h = 0;
    while (h < rad) {
        int best = -1, idb = -1;
        for (int i = 0; i < dc; i++) {
            while (id[i] < dp[adj[a][i]].size() && pr.count(dp[adj[a][i]][id[i]].second)) id[i]++;
            if (id[i] >= dp[adj[a][i]].size()) continue;
            if (dp[adj[a][i]][id[i]].first > best) {
                idb = i;
                best = dp[adj[a][i]][id[i]].first; 
            }
        }
        if (idb < 0) {
            ff = 0; break;
        }
        pr.insert(dp[adj[a][idb]][id[idb]].second);
        dp[a][h] = dp[adj[a][idb]][id[idb]];
        dp[a][h++].first++;
        id[idb]++;
    }
    if (h < rad) dp[a][h] = {a, 0};
}

int bfs(int a, bitset<100001> &bs) {
    vector<int> dist(N, -10000000);
    for (int i = 1; i <= a; i++) {
        if (!bs[i]) dist[i] = 0;
        for (int x : adj[i]) dist[i] = max(dist[i], dist[x]+1);
    }
    return max(-1, dist[a]);
}

int prec(int a, bitset<100001> &bs) {
    int m = -1;
    for (int i = 0; i < dp[a].size(); i++) {
        if (bs[dp[a][i].second]) continue;
        m = max(m, dp[a][i].first);
    }
    return m;
}


int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(NULL); cout.tie(NULL);

    int M, Q; cin >> N >> M >> Q;
    adj.resize(N+1); dp = vector<vector<pair<int, int>> (N, vector<pair<int, int>> (rad));
    for (int i = 0; i < M; i++) {
        int s, t; cin >> s >> t;
        adj[t].push_back(s);
    }
    
    for (int i = 1; i <= N; i++) crea(i);
    bitset<100001> bs;
    for (int i = 0; i < Q; i++) {
        int a, y; cin >> a >> y;
        vector<int> qc(y);
        for (int j = 0; j < y; j++) {
            cin >> qc[j];
            bs[qc[j]] = 1; 
        }

        if (y >= rad) cout << bfs(a, bs) << "\n";
        else cout << prec(a, bs) << "\n";

        for (int j = 0; j < y; j++) bs[qc[j]] = 0; 
    }
}

Compilation message (stderr)

bitaro.cpp: In function 'int main()':
bitaro.cpp:59:89: error: no matching function for call to 'std::vector<std::pair<int, int> >::vector(int&, std::vector<std::pair<int, int> >)'
   59 |     adj.resize(N+1); dp = vector<vector<pair<int, int>> (N, vector<pair<int, int>> (rad));
      |                                                                                         ^
In file included from /usr/include/c++/11/vector:67,
                 from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_vector.h:653:9: note: candidate: 'template<class _InputIterator, class> std::vector<_Tp, _Alloc>::vector(_InputIterator, _InputIterator, const allocator_type&) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  653 |         vector(_InputIterator __first, _InputIterator __last,
      |         ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:653:9: note:   template argument deduction/substitution failed:
bitaro.cpp:59:89: note:   deduced conflicting types for parameter '_InputIterator' ('int' and 'std::vector<std::pair<int, int> >')
   59 |     adj.resize(N+1); dp = vector<vector<pair<int, int>> (N, vector<pair<int, int>> (rad));
      |                                                                                         ^
In file included from /usr/include/c++/11/vector:67,
                 from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_vector.h:625:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::initializer_list<_Tp>, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  625 |       vector(initializer_list<value_type> __l,
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:625:43: note:   no known conversion for argument 1 from 'int' to 'std::initializer_list<std::pair<int, int> >'
  625 |       vector(initializer_list<value_type> __l,
      |              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/11/bits/stl_vector.h:607:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  607 |       vector(vector&& __rv, const allocator_type& __m)
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:607:23: note:   no known conversion for argument 1 from 'int' to 'std::vector<std::pair<int, int> >&&'
  607 |       vector(vector&& __rv, const allocator_type& __m)
      |              ~~~~~~~~~^~~~
/usr/include/c++/11/bits/stl_vector.h:589:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::false_type) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >; std::false_type = std::integral_constant<bool, false>]'
  589 |       vector(vector&& __rv, const allocator_type& __m, false_type)
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:589:7: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/11/bits/stl_vector.h:585:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::true_type) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >; std::true_type = std::integral_constant<bool, true>]'
  585 |       vector(vector&& __rv, const allocator_type& __m, true_type) noexcept
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:585:7: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/11/bits/stl_vector.h:575:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  575 |       vector(const vector& __x, const allocator_type& __a)
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:575:28: note:   no known conversion for argument 1 from 'int' to 'const std::vector<std::pair<int, int> >&'
  575 |       vector(const vector& __x, const allocator_type& __a)
      |              ~~~~~~~~~~~~~~^~~
/usr/include/c++/11/bits/stl_vector.h:572:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  572 |       vector(vector&&) noexcept = default;
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:572:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/11/bits/stl_vector.h:553:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  553 |       vector(const vector& __x)
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:553:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/11/bits/stl_vector.h:522:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const value_type&, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::pair<int, int>; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  522 |       vector(size_type __n, const value_type& __value,
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:522:47: note:   no known conversion for argument 2 from 'std::vector<std::pair<int, int> >' to 'const value_type&' {aka 'const std::pair<int, int>&'}
  522 |       vector(size_type __n, const value_type& __value,
      |                             ~~~~~~~~~~~~~~~~~~^~~~~~~
/usr/include/c++/11/bits/stl_vector.h:510:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  510 |       vector(size_type __n, const allocator_type& __a = allocator_type())
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:510:51: note:   no known conversion for argument 2 from 'std::vector<std::pair<int, int> >' to 'const allocator_type&' {aka 'const std::allocator<std::pair<int, int> >&'}
  510 |       vector(size_type __n, const allocator_type& __a = allocator_type())
      |                             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_vector.h:497:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  497 |       vector(const allocator_type& __a) _GLIBCXX_NOEXCEPT
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:497:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/11/bits/stl_vector.h:487:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector() [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  487 |       vector() = default;
      |       ^~~~~~
/usr/include/c++/11/bits/stl_vector.h:487:7: note:   candidate expects 0 arguments, 2 provided
bitaro.cpp:59:89: error: template argument 1 is invalid
   59 |     adj.resize(N+1); dp = vector<vector<pair<int, int>> (N, vector<pair<int, int>> (rad));
      |                                                                                         ^
bitaro.cpp:59:89: error: template argument 2 is invalid