oj.uz

Submission #875487

# Submission time Handle Problem Language Result Execution time Memory
875487 2023-11-19T21:50:38 Z Youssif_Elkadi Volontiranje (COCI21_volontiranje) C++17
50 / 110
 108 ms 4188 KB 
#include <bits/stdc++.h>
using namespace std;
const int N = 1e3 + 5;
pair<int, int> tree[N * 4];
int arr[N];
int vis[N];
int p[N];
int n;
void build(int node = 1, int l = 1, int r = n)
{
    if (l == r)
    {
        tree[node] = {0, 0};
        return;
    }
    int mid = (l + r) / 2;
    build(node * 2, l, mid), build(node * 2 + 1, mid + 1, r);
    tree[node] = {0, 0};
}
pair<int, int> comb(pair<int, int> x, pair<int, int> y)
{
    if (x.first == y.first)
        return (x.second > y.second ? y : x);
    return (x.first < y.first ? y : x);
}
void update(int idx, int val, int node = 1, int l = 1, int r = n)
{
    if (l == r)
    {
        tree[node] = {val, idx};
        return;
    }
    int mid = (l + r) / 2;
    if (idx <= mid)
        update(idx, val, node * 2, l, mid);
    else
        update(idx, val, node * 2 + 1, mid + 1, r);
    tree[node] = comb(tree[node * 2], tree[node * 2 + 1]);
}
pair<int, int> query(int ql, int qr, int node = 1, int l = 1, int r = n)
{
    if (ql <= l && r <= qr)
        return tree[node];
    if (qr < l || r < ql)
        return {0, 0};
    int mid = (l + r) / 2;
    return comb(query(ql, qr, node * 2, l, mid), query(ql, qr, node * 2 + 1, mid + 1, r));
}
vector<int> lis()
{
    build();
    vector<int> ret;
    for (int i = n; i >= 1; i--)
    {
        if (vis[arr[i]])
            continue;
        pair<int, int> hi = query(arr[i], n);
        if (hi.first == 0)
            update(arr[i], 1), p[arr[i]] = arr[i];
        else
            update(arr[i], hi.first + 1), p[arr[i]] = hi.second;
    }
    pair<int, int> hi = query(1, n);
    if (hi.first == 0)
        return {};
    else
    {
        while (true)
        {
            ret.push_back(hi.second);
            vis[hi.second] = 1;
            if (hi.second == p[hi.second])
                break;
            hi.second = p[hi.second];
        }
        return ret;
    }
}
int main()
{
    cin >> n;
    vector<int> loc(n + 1);
    for (int i = 1; i <= n; i++)
        cin >> arr[i], loc[arr[i]] = i;
    int mx = 0;
    vector<vector<int>> ans;
    while (true)
    {
        vector<int> hi = lis();
        if ((int)hi.size() < mx)
            break;
        mx = hi.size();
        ans.push_back(hi);
    }
    cout << ans.size() << " " << mx << "\n";
    for (auto v : ans)
    {
        for (auto s : v)
            cout << loc[s] << " ";
        cout << "\n";
    }
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 600 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 600 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 108 ms 484 KB Output is correct
31 Correct 4 ms 344 KB Output is correct
32 Correct 4 ms 348 KB Output is correct
33 Correct 40 ms 604 KB Output is correct
34 Correct 29 ms 480 KB Output is correct
35 Correct 32 ms 604 KB Output is correct
36 Correct 2 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 2 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 544 KB Output is correct

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 600 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 108 ms 484 KB Output is correct
31 Correct 4 ms 344 KB Output is correct
32 Correct 4 ms 348 KB Output is correct
33 Correct 40 ms 604 KB Output is correct
34 Correct 29 ms 480 KB Output is correct
35 Correct 32 ms 604 KB Output is correct
36 Correct 2 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 2 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 544 KB Output is correct
47 Runtime error 5 ms 4188 KB Execution killed with signal 11
48 Halted 0 ms 0 KB -