oj.uz

Submission #853878

# Submission time Handle Problem Language Result Execution time Memory
853878 2023-09-25T11:41:37 Z NotLinux Volontiranje (COCI21_volontiranje) C++17
50 / 110
 1000 ms 148156 KB 
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
const int N = 1e6 + 7;
struct SEGT{
	vector < int > tree;
	int sz;
	SEGT(int x){
		x += 5;
		sz = x;
		tree.assign(4 * sz , 0);
	}
	inline void _update(int ind , int l , int r , int qp , int qv){
		if(l == r){
			tree[ind] = qv;
			return;
		}
		int mid = (l+r)/2;
		if(mid >= qp){
			_update(ind*2,l,mid,qp,qv);
		}
		else{
			_update(ind*2+1,mid+1,r,qp,qv);
		}
		tree[ind] = max(tree[ind*2] , tree[ind*2+1]);
	}
	void update(int p , int v){
		_update(1,1,sz,p,v);
	}
	inline int _query(int ind , int l , int r , int ql , int qr){
		if(l >= ql and r <= qr){
			return tree[ind];
		}
		else if(l > qr or r < ql){
			return 0;
		}
		else{
			int mid = (l+r)/2;
			return max(_query(ind*2,l,mid,ql,qr) , _query(ind*2+1,mid+1,r,ql,qr));
		}
	}
	int query(int l , int r){
		return _query(1,1,sz,l,r);
	}
};
int n,arr[N],lis[N],nxt[N],mx = 0;
vector < pair < int , int > > q[N];
vector < vector < int > > ans;
vector < int > locans;
inline bool dfs(int node){
	//cout << node << " " << arr[node] << endl;
	if(lis[node] == 1){
		locans.push_back(node);
		if(mx == 1){
			ans.push_back(locans);
			locans.clear();
		}
		return 1;
	}
	bool work = 0;
	while(q[lis[node]-1].size()){
		pair < int , int > cand = q[lis[node]-1].back();
		if(cand.first < node and cand.second < arr[node]){
			bool bl = dfs(cand.first);
			if(bl){
				work = 1;
				locans.push_back(node);
				q[lis[node]-1].pop_back();
				break;
			}
			else{
				q[lis[node]-1].pop_back();
			}
		}
		else if(cand.first > node and cand.second < arr[node]){
			q[lis[node]-1].pop_back();
		}
		else if(cand.first < node and cand.second > arr[node]){
			break;
		}
	}
	if(work == 0){
		return 0;
	}
	else if(work == 1 and lis[node] == mx){
		ans.push_back(locans);
		locans.clear();
	}
	return 1;
}
void solve(){
	memset(nxt , -1 , sizeof(nxt));
	cin >> n;
	SEGT segt(n);
	for(int i = 0;i<n;i++){
		cin >> arr[i];
		lis[i] = segt.query(1,arr[i]) + 1;
		mx = max(mx , lis[i]);
		q[lis[i]].push_back({i,arr[i]});
		segt.update(arr[i],lis[i]);
	}
	for(int i = 0;i<N;i++){
		sort(q[i].begin() , q[i].end());
	}
	while(q[mx].size()){
		dfs(q[mx].back().first);
		q[mx].pop_back();
	}
	cout << ans.size() << " " << mx << endl;
	for(auto itr : ans){
		for(auto itr1 : itr){
			cout << itr1+1 << " ";
		}
		cout << endl;
	}
}
signed main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	int testcase = 1;//cin >> testcase;
	while(testcase--)solve();
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 31320 KB Output is correct
2 Correct 8 ms 31324 KB Output is correct
3 Correct 7 ms 31320 KB Output is correct
4 Correct 7 ms 31320 KB Output is correct
5 Correct 7 ms 31320 KB Output is correct
6 Correct 7 ms 31320 KB Output is correct
7 Correct 7 ms 31324 KB Output is correct
8 Correct 7 ms 31320 KB Output is correct
9 Correct 7 ms 31320 KB Output is correct
10 Correct 8 ms 31320 KB Output is correct
11 Correct 7 ms 31320 KB Output is correct
12 Correct 7 ms 31320 KB Output is correct
13 Correct 8 ms 31320 KB Output is correct
14 Correct 8 ms 31320 KB Output is correct
15 Correct 7 ms 31324 KB Output is correct
16 Correct 8 ms 31340 KB Output is correct
17 Correct 8 ms 31320 KB Output is correct
18 Correct 7 ms 31320 KB Output is correct
19 Correct 7 ms 31324 KB Output is correct
20 Correct 8 ms 31324 KB Output is correct
21 Correct 7 ms 31320 KB Output is correct
22 Correct 7 ms 31320 KB Output is correct
23 Correct 7 ms 31320 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 31320 KB Output is correct
2 Correct 8 ms 31324 KB Output is correct
3 Correct 7 ms 31320 KB Output is correct
4 Correct 7 ms 31320 KB Output is correct
5 Correct 7 ms 31320 KB Output is correct
6 Correct 7 ms 31320 KB Output is correct
7 Correct 7 ms 31324 KB Output is correct
8 Correct 7 ms 31320 KB Output is correct
9 Correct 7 ms 31320 KB Output is correct
10 Correct 8 ms 31320 KB Output is correct
11 Correct 7 ms 31320 KB Output is correct
12 Correct 7 ms 31320 KB Output is correct
13 Correct 8 ms 31320 KB Output is correct
14 Correct 8 ms 31320 KB Output is correct
15 Correct 7 ms 31324 KB Output is correct
16 Correct 8 ms 31340 KB Output is correct
17 Correct 8 ms 31320 KB Output is correct
18 Correct 7 ms 31320 KB Output is correct
19 Correct 7 ms 31324 KB Output is correct
20 Correct 8 ms 31324 KB Output is correct
21 Correct 7 ms 31320 KB Output is correct
22 Correct 7 ms 31320 KB Output is correct
23 Correct 7 ms 31320 KB Output is correct
24 Correct 7 ms 31320 KB Output is correct
25 Correct 8 ms 31576 KB Output is correct
26 Correct 7 ms 31336 KB Output is correct
27 Correct 7 ms 31324 KB Output is correct
28 Correct 8 ms 31320 KB Output is correct
29 Correct 7 ms 31320 KB Output is correct
30 Correct 9 ms 31576 KB Output is correct
31 Correct 8 ms 31320 KB Output is correct
32 Correct 8 ms 31320 KB Output is correct
33 Correct 8 ms 31324 KB Output is correct
34 Correct 8 ms 31324 KB Output is correct
35 Correct 8 ms 31320 KB Output is correct
36 Correct 8 ms 31320 KB Output is correct
37 Correct 8 ms 31320 KB Output is correct
38 Correct 7 ms 31324 KB Output is correct
39 Correct 7 ms 31324 KB Output is correct
40 Correct 7 ms 31320 KB Output is correct
41 Correct 7 ms 31324 KB Output is correct
42 Correct 7 ms 31320 KB Output is correct
43 Correct 8 ms 31576 KB Output is correct
44 Correct 8 ms 31320 KB Output is correct
45 Correct 7 ms 31320 KB Output is correct
46 Correct 7 ms 31324 KB Output is correct

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 31320 KB Output is correct
2 Correct 8 ms 31324 KB Output is correct
3 Correct 7 ms 31320 KB Output is correct
4 Correct 7 ms 31320 KB Output is correct
5 Correct 7 ms 31320 KB Output is correct
6 Correct 7 ms 31320 KB Output is correct
7 Correct 7 ms 31324 KB Output is correct
8 Correct 7 ms 31320 KB Output is correct
9 Correct 7 ms 31320 KB Output is correct
10 Correct 8 ms 31320 KB Output is correct
11 Correct 7 ms 31320 KB Output is correct
12 Correct 7 ms 31320 KB Output is correct
13 Correct 8 ms 31320 KB Output is correct
14 Correct 8 ms 31320 KB Output is correct
15 Correct 7 ms 31324 KB Output is correct
16 Correct 8 ms 31340 KB Output is correct
17 Correct 8 ms 31320 KB Output is correct
18 Correct 7 ms 31320 KB Output is correct
19 Correct 7 ms 31324 KB Output is correct
20 Correct 8 ms 31324 KB Output is correct
21 Correct 7 ms 31320 KB Output is correct
22 Correct 7 ms 31320 KB Output is correct
23 Correct 7 ms 31320 KB Output is correct
24 Correct 7 ms 31320 KB Output is correct
25 Correct 8 ms 31576 KB Output is correct
26 Correct 7 ms 31336 KB Output is correct
27 Correct 7 ms 31324 KB Output is correct
28 Correct 8 ms 31320 KB Output is correct
29 Correct 7 ms 31320 KB Output is correct
30 Correct 9 ms 31576 KB Output is correct
31 Correct 8 ms 31320 KB Output is correct
32 Correct 8 ms 31320 KB Output is correct
33 Correct 8 ms 31324 KB Output is correct
34 Correct 8 ms 31324 KB Output is correct
35 Correct 8 ms 31320 KB Output is correct
36 Correct 8 ms 31320 KB Output is correct
37 Correct 8 ms 31320 KB Output is correct
38 Correct 7 ms 31324 KB Output is correct
39 Correct 7 ms 31324 KB Output is correct
40 Correct 7 ms 31320 KB Output is correct
41 Correct 7 ms 31324 KB Output is correct
42 Correct 7 ms 31320 KB Output is correct
43 Correct 8 ms 31576 KB Output is correct
44 Correct 8 ms 31320 KB Output is correct
45 Correct 7 ms 31320 KB Output is correct
46 Correct 7 ms 31324 KB Output is correct
47 Correct 149 ms 44112 KB Output is correct
48 Correct 163 ms 46808 KB Output is correct
49 Correct 202 ms 51024 KB Output is correct
50 Correct 379 ms 62216 KB Output is correct
51 Correct 89 ms 37720 KB Output is correct
52 Correct 381 ms 148156 KB Output is correct
53 Execution timed out 1048 ms 119236 KB Time limit exceeded
54 Halted 0 ms 0 KB -