oj.uz

Submission #729002

# Submission time Handle Problem Language Result Execution time Memory
729002 2023-04-23T11:44:11 Z stevancv Fun Tour (APIO20_fun) C++14
26 / 100
 16 ms 2772 KB 
#include <bits/stdc++.h>
#include "fun.h"
#define ll long long
#define ld long double
#define sp ' '
#define en '\n'
#define smin(a, b) a = min(a, b)
#define smax(a, b) a = max(a, b)
using namespace std;
const int N = 1e5 + 2;
const int inf = 2e9;
vector<int> graf[N];
deque<int> dq[21];
void Dfs(int s, int t) {
    dq[t].push_back(s);
    for (int u : graf[s]) {
        Dfs(u, t + 1);
    }
}
vector<int> createFunTour(int n, int q) {
    if (n <= 500) {
        vector<vector<int>> g(n);
        for (int i = 0; i < n; i++) {
            for (int j = i + 1; j < n; j++) {
                if (hoursRequired(i, j) == 1) {
                    g[i].push_back(j);
                    g[j].push_back(i);
                }
            }
        }
        vector<int> ans;
        vector<int> bia(n);
        int tko = 0;
        while (ans.size() < n) {
            queue<int> q;
            vector<int> dist(n, inf);
            q.push(tko);
            dist[tko] = 0;
            while (!q.empty()) {
                int s = q.front(); q.pop();
                for (int u : g[s]) {
                    if (dist[u] > dist[s] + 1) {
                        dist[u] = dist[s] + 1;
                        q.push(u);
                    }
                }
            }
            int mx = tko;
            for (int i = 0; i < n; i++) {
                if (bia[i] == 0 && dist[i] > dist[mx]) mx = i;
            }
            ans.push_back(mx);
            bia[mx] = 1;
            tko = mx;
        }
        return ans;
    }
    for (int i = 1; i < n; i++) {
        int p = (i - 1) / 2;
        graf[p].push_back(i);
    }
    Dfs(0, 0);
    vector<int> ans;
    int poc = 1;
    for (int i = 20; i >= 0; i--) {
        while (!dq[i].empty()) {
            if (poc == 1) {
                ans.push_back(dq[i].front());
                dq[i].pop_front();
            }
            else {
                ans.push_back(dq[i].back());
                dq[i].pop_back();
            }
            poc ^= 1;
        }
    }
    return ans;
}

Compilation message

fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:34:27: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   34 |         while (ans.size() < n) {
      |                ~~~~~~~~~~~^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2664 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 1 ms 2644 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 1 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2664 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 1 ms 2644 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 1 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 3 ms 2644 KB Output is correct
22 Correct 2 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 13 ms 2644 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 4 ms 2696 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 16 ms 2756 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 3 ms 2688 KB Output is correct
32 Correct 6 ms 2644 KB Output is correct
33 Correct 3 ms 2644 KB Output is correct
34 Correct 12 ms 2772 KB Output is correct
35 Correct 14 ms 2644 KB Output is correct
36 Correct 16 ms 2748 KB Output is correct
37 Correct 3 ms 2644 KB Output is correct
38 Correct 16 ms 2740 KB Output is correct
39 Correct 6 ms 2644 KB Output is correct
40 Correct 10 ms 2644 KB Output is correct
41 Correct 4 ms 2644 KB Output is correct

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2664 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 1 ms 2644 KB Output is correct
9 Correct 3 ms 2644 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 13 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 4 ms 2696 KB Output is correct
16 Incorrect 2 ms 2644 KB Tour is not fun
17 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 1 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 16 ms 2756 KB Output is correct
9 Correct 2 ms 2644 KB Output is correct
10 Correct 3 ms 2688 KB Output is correct
11 Correct 6 ms 2644 KB Output is correct
12 Correct 3 ms 2644 KB Output is correct
13 Incorrect 2 ms 2772 KB Tour is not fun
14 Halted 0 ms 0 KB -

Subtask #5
0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2664 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 1 ms 2644 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 1 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 3 ms 2644 KB Output is correct
22 Correct 2 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 13 ms 2644 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 4 ms 2696 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 16 ms 2756 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 3 ms 2688 KB Output is correct
32 Correct 6 ms 2644 KB Output is correct
33 Correct 3 ms 2644 KB Output is correct
34 Correct 12 ms 2772 KB Output is correct
35 Correct 14 ms 2644 KB Output is correct
36 Correct 16 ms 2748 KB Output is correct
37 Correct 3 ms 2644 KB Output is correct
38 Correct 16 ms 2740 KB Output is correct
39 Correct 6 ms 2644 KB Output is correct
40 Correct 10 ms 2644 KB Output is correct
41 Correct 4 ms 2644 KB Output is correct
42 Incorrect 2 ms 2644 KB Tour is not fun
43 Halted 0 ms 0 KB -