oj.uz

Submission #572928

# Submission time Handle Problem Language Result Execution time Memory
572928 2022-06-05T14:00:44 Z MohamedFaresNebili Art Collections (BOI22_art) C++17
20 / 100
 145 ms 676 KB 
#include <bits/stdc++.h>
#include "art.h"
#include <ext/pb_ds/assoc_container.hpp>

        using namespace std;
        using namespace __gnu_pbds;

        using ll = long long;
        using ii = pair<int, int>;
        using vi = vector<int>;

        #define pb push_back
        #define pp pop_back
        #define ff first
        #define ss second
        #define lb lower_bound
        #define all(x) (x).begin(), (x).end()

        typedef tree<int, null_type, less<int>, rb_tree_tag,
            tree_order_statistics_node_update> indexed_set;
            
        void solve(int N) {
            set<int> adj[N + 1], rev[N + 1]; int income[N + 1]{0};
            for(int l = 1; l <= N; l++) {
                vector<int> R;
                for(int i = 1; i <= N; i++) {
                    if(i == l) continue;
                    R.pb(i);
                }
                R.pb(l); int k = publish(R), p = k;
                for(int i = N - 1; i > 0; i--) {
                    swap(R[i], R[i - 1]);
                    k = publish(R);
                    if(k < p) {
                        adj[l].insert(R[i]);
                        rev[R[i]].insert(l);
                        income[l]++;
                    }
                    else {
                        adj[R[i]].insert(l);
                        rev[l].insert(R[i]);
                        income[R[i]]++;
                    }
                    p = k;
                }
            }
            bool vis[N + 1]{0}; vector<int> R; queue<int> q;
            for(int l = 1; l <= N; l++)
                income[l] /= 2;
            for(int l = 1; l <= N; l++) {
                if(income[l]) continue;
                q.push(l); vis[l] = 1;
            }

            while(!q.empty()) {
                int a = q.front(); q.pop(); R.pb(a);
                for(auto u : rev[a]) {
                    income[u] --;
                    if(vis[u] || income[u] != 0) continue;
                    vis[u] = 1; q.push(u);
                }
            }
            reverse(all(R)); answer(R);
        }

Compilation message

interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 25 ms 324 KB Output is correct
10 Correct 26 ms 352 KB Output is correct
11 Correct 22 ms 352 KB Output is correct
12 Correct 19 ms 348 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 19 ms 336 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 25 ms 324 KB Output is correct
10 Correct 26 ms 352 KB Output is correct
11 Correct 22 ms 352 KB Output is correct
12 Correct 19 ms 348 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 19 ms 336 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 24 ms 332 KB Output is correct
23 Correct 20 ms 452 KB Output is correct
24 Correct 22 ms 356 KB Output is correct
25 Correct 18 ms 352 KB Output is correct
26 Incorrect 145 ms 676 KB Not correct
27 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 25 ms 324 KB Output is correct
10 Correct 26 ms 352 KB Output is correct
11 Correct 22 ms 352 KB Output is correct
12 Correct 19 ms 348 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 19 ms 336 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 24 ms 332 KB Output is correct
23 Correct 20 ms 452 KB Output is correct
24 Correct 22 ms 356 KB Output is correct
25 Correct 18 ms 352 KB Output is correct
26 Incorrect 145 ms 676 KB Not correct
27 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 25 ms 324 KB Output is correct
10 Correct 26 ms 352 KB Output is correct
11 Correct 22 ms 352 KB Output is correct
12 Correct 19 ms 348 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 19 ms 336 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 24 ms 332 KB Output is correct
23 Correct 20 ms 452 KB Output is correct
24 Correct 22 ms 356 KB Output is correct
25 Correct 18 ms 352 KB Output is correct
26 Incorrect 145 ms 676 KB Not correct
27 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 25 ms 324 KB Output is correct
10 Correct 26 ms 352 KB Output is correct
11 Correct 22 ms 352 KB Output is correct
12 Correct 19 ms 348 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 19 ms 336 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 24 ms 332 KB Output is correct
23 Correct 20 ms 452 KB Output is correct
24 Correct 22 ms 356 KB Output is correct
25 Correct 18 ms 352 KB Output is correct
26 Incorrect 145 ms 676 KB Not correct
27 Halted 0 ms 0 KB -