#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
typedef tree<long long, null_type, less<long long>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;
#define int long long
#define fi first
#define se second
#define pb push_back
#define debug(x) cout<<#x<<": "<<x<<"\n"
bool comp(vector<int> v1, vector<int> v2)
{
return v1[0]<v2[0];
}
signed main()
{
ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
// freopen("input.000","r",stdin);
// freopen("output.000","w",stdout);
// srand((unsigned)time(NULL));
// rand()
int n,i,a[1000005],ans,m,r,pos;
vector<int> v[1000005];
ordered_set s;
cin>>n;a[0]=0;
for (i=1;i<n+1;i++) cin>>a[i];
m=1;
for (i=1;i<n+1;i++)
{
if (a[i-1]>a[i]) m++;
v[m].pb(a[i]);
}
// sort(v+1,v+m+1,comp);
// for (i=1;i<m+1;i++)
// {
// cout<<i<<": ";
// for (auto val:v[i]) cout<<val<<" ";
// cout<<"\n";
// }
ans=m;
s.insert(0);s.insert(1e7);
for (i=1;i<m+1;i++)
{
pos=s.order_of_key(v[i][0]+1);
r=*s.find_by_order(pos);
for (auto val:v[i]) if (val>r)
{
ans++;
pos=s.order_of_key(val+1);
r=*s.find_by_order(pos);
}
for (auto val:v[i]) s.insert(val);
}
cout<<ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
18 ms |
31572 KB |
Output is correct |
2 |
Correct |
18 ms |
31532 KB |
Output is correct |
3 |
Correct |
20 ms |
31500 KB |
Output is correct |
4 |
Correct |
17 ms |
31548 KB |
Output is correct |
5 |
Correct |
18 ms |
31616 KB |
Output is correct |
6 |
Correct |
18 ms |
31572 KB |
Output is correct |
7 |
Correct |
19 ms |
31572 KB |
Output is correct |
8 |
Correct |
21 ms |
31572 KB |
Output is correct |
9 |
Correct |
19 ms |
31572 KB |
Output is correct |
10 |
Correct |
20 ms |
31628 KB |
Output is correct |
11 |
Correct |
19 ms |
31548 KB |
Output is correct |
12 |
Correct |
19 ms |
31496 KB |
Output is correct |
13 |
Correct |
19 ms |
31560 KB |
Output is correct |
14 |
Correct |
20 ms |
31608 KB |
Output is correct |
15 |
Correct |
18 ms |
31572 KB |
Output is correct |
16 |
Correct |
19 ms |
31524 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
18 ms |
31572 KB |
Output is correct |
2 |
Correct |
18 ms |
31532 KB |
Output is correct |
3 |
Correct |
20 ms |
31500 KB |
Output is correct |
4 |
Correct |
17 ms |
31548 KB |
Output is correct |
5 |
Correct |
18 ms |
31616 KB |
Output is correct |
6 |
Correct |
18 ms |
31572 KB |
Output is correct |
7 |
Correct |
19 ms |
31572 KB |
Output is correct |
8 |
Correct |
21 ms |
31572 KB |
Output is correct |
9 |
Correct |
19 ms |
31572 KB |
Output is correct |
10 |
Correct |
20 ms |
31628 KB |
Output is correct |
11 |
Correct |
19 ms |
31548 KB |
Output is correct |
12 |
Correct |
19 ms |
31496 KB |
Output is correct |
13 |
Correct |
19 ms |
31560 KB |
Output is correct |
14 |
Correct |
20 ms |
31608 KB |
Output is correct |
15 |
Correct |
18 ms |
31572 KB |
Output is correct |
16 |
Correct |
19 ms |
31524 KB |
Output is correct |
17 |
Correct |
17 ms |
31520 KB |
Output is correct |
18 |
Correct |
18 ms |
31572 KB |
Output is correct |
19 |
Correct |
19 ms |
31572 KB |
Output is correct |
20 |
Correct |
22 ms |
31564 KB |
Output is correct |
21 |
Correct |
22 ms |
31528 KB |
Output is correct |
22 |
Correct |
25 ms |
31620 KB |
Output is correct |
23 |
Correct |
21 ms |
31536 KB |
Output is correct |
24 |
Correct |
19 ms |
31632 KB |
Output is correct |
25 |
Correct |
20 ms |
31572 KB |
Output is correct |
26 |
Correct |
21 ms |
31624 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
18 ms |
31572 KB |
Output is correct |
2 |
Correct |
18 ms |
31532 KB |
Output is correct |
3 |
Correct |
20 ms |
31500 KB |
Output is correct |
4 |
Correct |
17 ms |
31548 KB |
Output is correct |
5 |
Correct |
18 ms |
31616 KB |
Output is correct |
6 |
Correct |
18 ms |
31572 KB |
Output is correct |
7 |
Correct |
19 ms |
31572 KB |
Output is correct |
8 |
Correct |
21 ms |
31572 KB |
Output is correct |
9 |
Correct |
19 ms |
31572 KB |
Output is correct |
10 |
Correct |
20 ms |
31628 KB |
Output is correct |
11 |
Correct |
19 ms |
31548 KB |
Output is correct |
12 |
Correct |
19 ms |
31496 KB |
Output is correct |
13 |
Correct |
19 ms |
31560 KB |
Output is correct |
14 |
Correct |
20 ms |
31608 KB |
Output is correct |
15 |
Correct |
18 ms |
31572 KB |
Output is correct |
16 |
Correct |
19 ms |
31524 KB |
Output is correct |
17 |
Correct |
17 ms |
31520 KB |
Output is correct |
18 |
Correct |
18 ms |
31572 KB |
Output is correct |
19 |
Correct |
19 ms |
31572 KB |
Output is correct |
20 |
Correct |
22 ms |
31564 KB |
Output is correct |
21 |
Correct |
22 ms |
31528 KB |
Output is correct |
22 |
Correct |
25 ms |
31620 KB |
Output is correct |
23 |
Correct |
21 ms |
31536 KB |
Output is correct |
24 |
Correct |
19 ms |
31632 KB |
Output is correct |
25 |
Correct |
20 ms |
31572 KB |
Output is correct |
26 |
Correct |
21 ms |
31624 KB |
Output is correct |
27 |
Correct |
18 ms |
31620 KB |
Output is correct |
28 |
Correct |
20 ms |
31528 KB |
Output is correct |
29 |
Correct |
21 ms |
31576 KB |
Output is correct |
30 |
Correct |
22 ms |
31624 KB |
Output is correct |
31 |
Correct |
23 ms |
31616 KB |
Output is correct |
32 |
Correct |
22 ms |
31628 KB |
Output is correct |
33 |
Correct |
24 ms |
31624 KB |
Output is correct |
34 |
Correct |
19 ms |
31572 KB |
Output is correct |
35 |
Correct |
19 ms |
31612 KB |
Output is correct |
36 |
Correct |
18 ms |
31632 KB |
Output is correct |
37 |
Correct |
19 ms |
31700 KB |
Output is correct |
38 |
Correct |
18 ms |
31572 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
18 ms |
31572 KB |
Output is correct |
2 |
Correct |
18 ms |
31532 KB |
Output is correct |
3 |
Correct |
20 ms |
31500 KB |
Output is correct |
4 |
Correct |
17 ms |
31548 KB |
Output is correct |
5 |
Correct |
18 ms |
31616 KB |
Output is correct |
6 |
Correct |
18 ms |
31572 KB |
Output is correct |
7 |
Correct |
19 ms |
31572 KB |
Output is correct |
8 |
Correct |
21 ms |
31572 KB |
Output is correct |
9 |
Correct |
19 ms |
31572 KB |
Output is correct |
10 |
Correct |
20 ms |
31628 KB |
Output is correct |
11 |
Correct |
19 ms |
31548 KB |
Output is correct |
12 |
Correct |
19 ms |
31496 KB |
Output is correct |
13 |
Correct |
19 ms |
31560 KB |
Output is correct |
14 |
Correct |
20 ms |
31608 KB |
Output is correct |
15 |
Correct |
18 ms |
31572 KB |
Output is correct |
16 |
Correct |
19 ms |
31524 KB |
Output is correct |
17 |
Correct |
17 ms |
31520 KB |
Output is correct |
18 |
Correct |
18 ms |
31572 KB |
Output is correct |
19 |
Correct |
19 ms |
31572 KB |
Output is correct |
20 |
Correct |
22 ms |
31564 KB |
Output is correct |
21 |
Correct |
22 ms |
31528 KB |
Output is correct |
22 |
Correct |
25 ms |
31620 KB |
Output is correct |
23 |
Correct |
21 ms |
31536 KB |
Output is correct |
24 |
Correct |
19 ms |
31632 KB |
Output is correct |
25 |
Correct |
20 ms |
31572 KB |
Output is correct |
26 |
Correct |
21 ms |
31624 KB |
Output is correct |
27 |
Correct |
18 ms |
31620 KB |
Output is correct |
28 |
Correct |
20 ms |
31528 KB |
Output is correct |
29 |
Correct |
21 ms |
31576 KB |
Output is correct |
30 |
Correct |
22 ms |
31624 KB |
Output is correct |
31 |
Correct |
23 ms |
31616 KB |
Output is correct |
32 |
Correct |
22 ms |
31628 KB |
Output is correct |
33 |
Correct |
24 ms |
31624 KB |
Output is correct |
34 |
Correct |
19 ms |
31572 KB |
Output is correct |
35 |
Correct |
19 ms |
31612 KB |
Output is correct |
36 |
Correct |
18 ms |
31632 KB |
Output is correct |
37 |
Correct |
19 ms |
31700 KB |
Output is correct |
38 |
Correct |
18 ms |
31572 KB |
Output is correct |
39 |
Correct |
88 ms |
39416 KB |
Output is correct |
40 |
Correct |
164 ms |
45048 KB |
Output is correct |
41 |
Correct |
82 ms |
37752 KB |
Output is correct |
42 |
Correct |
74 ms |
37624 KB |
Output is correct |
43 |
Correct |
57 ms |
35848 KB |
Output is correct |
44 |
Correct |
176 ms |
48404 KB |
Output is correct |
45 |
Correct |
160 ms |
48000 KB |
Output is correct |
46 |
Correct |
169 ms |
48376 KB |
Output is correct |
47 |
Correct |
141 ms |
45512 KB |
Output is correct |
48 |
Correct |
152 ms |
46580 KB |
Output is correct |
49 |
Correct |
632 ms |
73388 KB |
Output is correct |
50 |
Correct |
575 ms |
72864 KB |
Output is correct |
51 |
Correct |
687 ms |
73548 KB |
Output is correct |
52 |
Correct |
669 ms |
72716 KB |
Output is correct |
53 |
Correct |
629 ms |
73108 KB |
Output is correct |
54 |
Correct |
616 ms |
72784 KB |
Output is correct |
55 |
Correct |
1339 ms |
111924 KB |
Output is correct |
56 |
Correct |
1381 ms |
111984 KB |
Output is correct |
57 |
Correct |
1363 ms |
112028 KB |
Output is correct |
58 |
Correct |
1455 ms |
112128 KB |
Output is correct |
59 |
Correct |
1371 ms |
112060 KB |
Output is correct |
60 |
Correct |
1353 ms |
112124 KB |
Output is correct |
61 |
Correct |
1331 ms |
112028 KB |
Output is correct |
62 |
Correct |
1265 ms |
112144 KB |
Output is correct |