#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;
vector<lg> val(N), lev[N], v(N), cur;
vector<vector<lg>> ans;
lg lis = 0, n;
bool dfs(lg idx)
{
// cout << "IDX: " << idx << '\n';
// for(auto it : cur) cout << it << ' ';
// cout << '\n';
if(idx == lis)
{
ans.push_back(cur);
return true;
}
while(lev[idx].size() && lev[idx].back() < cur.back()) lev[idx].pop_back();
while(lev[idx].size())
{
if(v[lev[idx].back()] < v[cur.back()])
{
return false;
}
cur.push_back(lev[idx].back());
lev[idx].pop_back();
if(dfs(idx+1)) return true;
cur.pop_back();
}
return false;
}
int main()
{
fastio;
cin >> n;
for(int i = 1; i <= n; i++)
{
cin >> v[i];
if(!lis || val[lis-1] < v[i])
{
val[lis] = v[i];
lev[lis].push_back(i);
lis++;
}
else{
lg idx = lower_bound(val.begin(), val.begin()+lis, v[i])-val.begin();
lev[idx].push_back(i);
val[idx] = v[i];
}
}
for(int i = 0; i <= n; i++) reverse(lev[i].begin(), lev[i].end());
while(lev[0].size())
{
cur.push_back(lev[0].back());
lev[0].pop_back();
dfs(1);
cur.clear();
}
cout << ans.size() << ' ' << lis << '\n';
for(auto it : ans)
{
for(auto it2 : it) cout << it2 << ' ';
cout << '\n';
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
11 ms |
39516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 3 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 4 |
Correct |
9 ms |
39616 KB |
Output is correct |
| 5 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 6 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 7 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 8 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 9 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 10 |
Correct |
8 ms |
39420 KB |
Output is correct |
| 11 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 12 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 13 |
Correct |
9 ms |
39604 KB |
Output is correct |
| 14 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 15 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 16 |
Correct |
9 ms |
39768 KB |
Output is correct |
| 17 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 18 |
Correct |
8 ms |
39432 KB |
Output is correct |
| 19 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 20 |
Correct |
9 ms |
39440 KB |
Output is correct |
| 21 |
Correct |
8 ms |
39376 KB |
Output is correct |
| 22 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 23 |
Correct |
8 ms |
39448 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
11 ms |
39516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 3 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 4 |
Correct |
9 ms |
39616 KB |
Output is correct |
| 5 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 6 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 7 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 8 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 9 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 10 |
Correct |
8 ms |
39420 KB |
Output is correct |
| 11 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 12 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 13 |
Correct |
9 ms |
39604 KB |
Output is correct |
| 14 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 15 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 16 |
Correct |
9 ms |
39768 KB |
Output is correct |
| 17 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 18 |
Correct |
8 ms |
39432 KB |
Output is correct |
| 19 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 20 |
Correct |
9 ms |
39440 KB |
Output is correct |
| 21 |
Correct |
8 ms |
39376 KB |
Output is correct |
| 22 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 23 |
Correct |
8 ms |
39448 KB |
Output is correct |
| 24 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 25 |
Correct |
8 ms |
39620 KB |
Output is correct |
| 26 |
Correct |
8 ms |
39512 KB |
Output is correct |
| 27 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 28 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 29 |
Correct |
11 ms |
39516 KB |
Output is correct |
| 30 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 31 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 32 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 33 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 34 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 35 |
Correct |
9 ms |
39728 KB |
Output is correct |
| 36 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 37 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 38 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 39 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 40 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 41 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 42 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 43 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 44 |
Correct |
9 ms |
39568 KB |
Output is correct |
| 45 |
Correct |
9 ms |
39524 KB |
Output is correct |
| 46 |
Correct |
10 ms |
39516 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
11 ms |
39516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 3 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 4 |
Correct |
9 ms |
39616 KB |
Output is correct |
| 5 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 6 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 7 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 8 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 9 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 10 |
Correct |
8 ms |
39420 KB |
Output is correct |
| 11 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 12 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 13 |
Correct |
9 ms |
39604 KB |
Output is correct |
| 14 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 15 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 16 |
Correct |
9 ms |
39768 KB |
Output is correct |
| 17 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 18 |
Correct |
8 ms |
39432 KB |
Output is correct |
| 19 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 20 |
Correct |
9 ms |
39440 KB |
Output is correct |
| 21 |
Correct |
8 ms |
39376 KB |
Output is correct |
| 22 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 23 |
Correct |
8 ms |
39448 KB |
Output is correct |
| 24 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 25 |
Correct |
8 ms |
39620 KB |
Output is correct |
| 26 |
Correct |
8 ms |
39512 KB |
Output is correct |
| 27 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 28 |
Correct |
10 ms |
39512 KB |
Output is correct |
| 29 |
Correct |
11 ms |
39516 KB |
Output is correct |
| 30 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 31 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 32 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 33 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 34 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 35 |
Correct |
9 ms |
39728 KB |
Output is correct |
| 36 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 37 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 38 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 39 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 40 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 41 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 42 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 43 |
Correct |
8 ms |
39516 KB |
Output is correct |
| 44 |
Correct |
9 ms |
39568 KB |
Output is correct |
| 45 |
Correct |
9 ms |
39524 KB |
Output is correct |
| 46 |
Correct |
10 ms |
39516 KB |
Output is correct |
| 47 |
Correct |
76 ms |
46672 KB |
Output is correct |
| 48 |
Correct |
65 ms |
46924 KB |
Output is correct |
| 49 |
Correct |
87 ms |
50164 KB |
Output is correct |
| 50 |
Correct |
135 ms |
57684 KB |
Output is correct |
| 51 |
Correct |
40 ms |
43856 KB |
Output is correct |
| 52 |
Correct |
210 ms |
155056 KB |
Output is correct |
| 53 |
Correct |
212 ms |
117172 KB |
Output is correct |
| 54 |
Correct |
174 ms |
69240 KB |
Output is correct |
| 55 |
Correct |
154 ms |
69060 KB |
Output is correct |
| 56 |
Correct |
9 ms |
39772 KB |
Output is correct |
| 57 |
Correct |
108 ms |
54400 KB |
Output is correct |
| 58 |
Correct |
33 ms |
42836 KB |
Output is correct |
| 59 |
Correct |
28 ms |
42576 KB |
Output is correct |
| 60 |
Correct |
115 ms |
54644 KB |
Output is correct |
| 61 |
Correct |
76 ms |
49316 KB |
Output is correct |
| 62 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 63 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 64 |
Correct |
9 ms |
39516 KB |
Output is correct |
| 65 |
Correct |
9 ms |
39440 KB |
Output is correct |
| 66 |
Correct |
9 ms |
39512 KB |
Output is correct |
| 67 |
Correct |
8 ms |
39512 KB |
Output is correct |
| 68 |
Correct |
10 ms |
39464 KB |
Output is correct |
| 69 |
Correct |
9 ms |
39516 KB |
Output is correct |
