oj.uz

Submission #999072

# Submission time Handle Problem Language Result Execution time Memory
999072 2024-06-15T06:10:12 Z mnbvcxz123 Global Warming (CEOI18_glo) C++17
100 / 100
 44 ms 5468 KB 
#include<bits/stdc++.h>
using namespace std;
using ll=long long;

int n,x;
int a[200005];
int pref[200005];

int main(){
        ios::sync_with_stdio(false);
        cin.tie(nullptr);
        cout.tie(nullptr);
        cin>>n>>x;
        for(int i=0;i<n;++i)cin>>a[i];
        vector<int>dp(n,INT_MAX);
        int longest=0;
        for(int i=0;i<n;++i){
                int j=lower_bound(dp.begin(),dp.end(),a[i])-dp.begin();
                dp[j]=a[i];
                pref[i]=j+1;
                longest=max(longest,pref[i]);
        }
        dp=vector<int>(n,INT_MAX);
        for(int i=n-1;i>=0;--i){
                int pos=lower_bound(dp.begin(),dp.end(),-a[i]+x)-dp.begin();
                longest=max(longest,pref[i]+pos);
                int ins=lower_bound(dp.begin(),dp.end(),-a[i])-dp.begin();
                dp[ins]=-a[i];
        }
        cout<<longest<<'\n';
}

Subtask #1
5.0 / 5.0

# 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 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct

Subtask #2
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 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 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 348 KB Output is correct

Subtask #3
13.0 / 13.0

# 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 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 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 348 KB Output is correct
19 Correct 1 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 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 480 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 44 ms 5292 KB Output is correct
2 Correct 38 ms 5456 KB Output is correct
3 Correct 39 ms 5468 KB Output is correct
4 Correct 39 ms 5456 KB Output is correct
5 Correct 27 ms 4700 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1640 KB Output is correct
2 Correct 9 ms 1620 KB Output is correct
3 Correct 9 ms 1556 KB Output is correct
4 Correct 7 ms 1372 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 8 ms 1368 KB Output is correct
7 Correct 8 ms 1652 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 2908 KB Output is correct
2 Correct 17 ms 2908 KB Output is correct
3 Correct 44 ms 5456 KB Output is correct
4 Correct 27 ms 4700 KB Output is correct
5 Correct 15 ms 2396 KB Output is correct
6 Correct 24 ms 4444 KB Output is correct
7 Correct 27 ms 5208 KB Output is correct
8 Correct 16 ms 2908 KB Output is correct

Subtask #7
25.0 / 25.0

# 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 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 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 348 KB Output is correct
19 Correct 1 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 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 480 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 44 ms 5292 KB Output is correct
28 Correct 38 ms 5456 KB Output is correct
29 Correct 39 ms 5468 KB Output is correct
30 Correct 39 ms 5456 KB Output is correct
31 Correct 27 ms 4700 KB Output is correct
32 Correct 9 ms 1640 KB Output is correct
33 Correct 9 ms 1620 KB Output is correct
34 Correct 9 ms 1556 KB Output is correct
35 Correct 7 ms 1372 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 8 ms 1368 KB Output is correct
38 Correct 8 ms 1652 KB Output is correct
39 Correct 20 ms 2908 KB Output is correct
40 Correct 17 ms 2908 KB Output is correct
41 Correct 44 ms 5456 KB Output is correct
42 Correct 27 ms 4700 KB Output is correct
43 Correct 15 ms 2396 KB Output is correct
44 Correct 24 ms 4444 KB Output is correct
45 Correct 27 ms 5208 KB Output is correct
46 Correct 16 ms 2908 KB Output is correct
47 Correct 18 ms 2908 KB Output is correct
48 Correct 18 ms 2908 KB Output is correct
49 Correct 39 ms 5460 KB Output is correct
50 Correct 27 ms 4672 KB Output is correct
51 Correct 23 ms 3676 KB Output is correct
52 Correct 29 ms 4692 KB Output is correct
53 Correct 28 ms 4700 KB Output is correct
54 Correct 29 ms 5464 KB Output is correct
55 Correct 41 ms 5380 KB Output is correct