Submission #862258

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
862258	2023-10-17T21:12:53 Z	Cyber_Wolf	Volontiranje (COCI21_volontiranje)	C++17	50 / 110	1000 ms	47808 KB

Main

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#pragma GCC optimize("Ofast")

using namespace std;
using namespace __gnu_pbds;

#define lg long long
#define ordered_set	tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update>
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define mid (lr+hr)/2

const lg N = 1e6+5;

lg n;
lg seg[N << 2], dp[N], loc[N], v[N], best[N];

void upd(lg node, lg lr, lg hr, lg idx, lg val)
{
	if(lr > idx || hr < idx)	return;
	if(lr == hr)
	{
		seg[node] = val;
		return;
	}
	upd(node << 1, lr, mid, idx, val);
	upd(node << 1 | 1, mid+1, hr, idx, val);
	seg[node] = seg[node << 1];
	if(dp[seg[node << 1]] < dp[seg[node << 1 | 1]])
	{
		seg[node] = seg[node << 1 | 1];
	}
	return;
}

lg get(lg node, lg lr, lg hr, lg lq, lg hq)
{
	if(lq > hr || lr > hq)	return 0;
	if(lq <= lr && hr <= hq)
	{
		return seg[node];
	}
	lg l = get(node << 1, lr, mid, lq, hq);
	lg r = get(node << 1 | 1, mid+1, hr, lq, hq);
	lg ans = l;
	if(dp[r] > dp[l])	ans = r;
	return ans;
}

int main()
{
	fastio;
	cin >> n;
	for(int i = 1; i <= n; i++)
	{
		cin >> v[i];
		loc[v[i]] = i;
	}
	lg ans = 0;
	for(int i = 1; i <= n; i++)
	{
		lg idx = get(1, 1, n, 1, v[i]);
		dp[i] = dp[idx]+1;
		upd(1, 1, n, v[i], i);
		ans = max(ans, dp[i]);
		best[i] = idx;
	}
	vector<vector<lg>> an;
	while(true)
	{
		for(int i = n; i >= 1; i--)
		{
			if(dp[i] == ans)
			{
				lg idx = i;
				vector<lg> o;
				while(idx)
				{
					o.push_back(idx);
					v[idx] = 0;
					idx = best[idx];
				}
				sort(o.begin(), o.end());
				an.push_back(o);
				break;
			}
		}
		for(int i = 1; i <= n; i++)	upd(1, 1, n, i, 0), dp[i] = best[i] = 0;
		lg mxm = 0;
		for(int i = 1; i <= n; i++)
		{
			if(!v[i])	continue;
			lg idx = get(1, 1, n, 1, v[i]);
			dp[i] = dp[idx]+1;
			upd(1, 1, n, v[i], i);
			mxm = max(mxm, dp[i]);
			best[i] = idx;
		}
		if(mxm != ans)	break;
	}
	cout << an.size() << ' ' << ans << '\n';
	sort(an.begin(), an.end());
	for(auto it : an)
	{
		for(auto it2 : it)	cout << it2 << ' ';
		cout << '\n';
	}

    return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	1 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	1 ms	4444 KB	Output is correct
12	Correct	1 ms	4444 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	1 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4444 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4600 KB	Output is correct
21	Correct	1 ms	4440 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	1 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	1 ms	4444 KB	Output is correct
12	Correct	1 ms	4444 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	1 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4444 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4600 KB	Output is correct
21	Correct	1 ms	4440 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct
24	Correct	1 ms	4444 KB	Output is correct
25	Correct	1 ms	4444 KB	Output is correct
26	Correct	1 ms	4444 KB	Output is correct
27	Correct	1 ms	4440 KB	Output is correct
28	Correct	1 ms	4440 KB	Output is correct
29	Correct	1 ms	4444 KB	Output is correct
30	Correct	111 ms	4444 KB	Output is correct
31	Correct	4 ms	4444 KB	Output is correct
32	Correct	5 ms	4444 KB	Output is correct
33	Correct	33 ms	4620 KB	Output is correct
34	Correct	29 ms	4628 KB	Output is correct
35	Correct	31 ms	4444 KB	Output is correct
36	Correct	1 ms	4444 KB	Output is correct
37	Correct	1 ms	4444 KB	Output is correct
38	Correct	2 ms	4440 KB	Output is correct
39	Correct	1 ms	4444 KB	Output is correct
40	Correct	1 ms	4444 KB	Output is correct
41	Correct	1 ms	4440 KB	Output is correct
42	Correct	1 ms	4444 KB	Output is correct
43	Correct	1 ms	4444 KB	Output is correct
44	Correct	1 ms	4444 KB	Output is correct
45	Correct	1 ms	4440 KB	Output is correct
46	Correct	1 ms	4444 KB	Output is correct

Subtask #3
0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	1 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	1 ms	4444 KB	Output is correct
12	Correct	1 ms	4444 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	1 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4444 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4600 KB	Output is correct
21	Correct	1 ms	4440 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct
24	Correct	1 ms	4444 KB	Output is correct
25	Correct	1 ms	4444 KB	Output is correct
26	Correct	1 ms	4444 KB	Output is correct
27	Correct	1 ms	4440 KB	Output is correct
28	Correct	1 ms	4440 KB	Output is correct
29	Correct	1 ms	4444 KB	Output is correct
30	Correct	111 ms	4444 KB	Output is correct
31	Correct	4 ms	4444 KB	Output is correct
32	Correct	5 ms	4444 KB	Output is correct
33	Correct	33 ms	4620 KB	Output is correct
34	Correct	29 ms	4628 KB	Output is correct
35	Correct	31 ms	4444 KB	Output is correct
36	Correct	1 ms	4444 KB	Output is correct
37	Correct	1 ms	4444 KB	Output is correct
38	Correct	2 ms	4440 KB	Output is correct
39	Correct	1 ms	4444 KB	Output is correct
40	Correct	1 ms	4444 KB	Output is correct
41	Correct	1 ms	4440 KB	Output is correct
42	Correct	1 ms	4444 KB	Output is correct
43	Correct	1 ms	4444 KB	Output is correct
44	Correct	1 ms	4444 KB	Output is correct
45	Correct	1 ms	4440 KB	Output is correct
46	Correct	1 ms	4444 KB	Output is correct
47	Correct	375 ms	28500 KB	Output is correct
48	Correct	418 ms	30668 KB	Output is correct
49	Correct	548 ms	42592 KB	Output is correct
50	Execution timed out	1060 ms	47808 KB	Time limit exceeded
51	Halted	0 ms	0 KB	-

Submission #862258

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 40.0 / 40.0

Subtask #3 0 / 60.0

Subtask #1
10.0 / 10.0

Subtask #2
40.0 / 40.0

Subtask #3
0 / 60.0