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Submission #629957

# Submission time Handle Problem Language Result Execution time Memory
629957 2022-08-15T12:24:02 Z NintsiChkhaidze Global Warming (CEOI18_glo) C++14
100 / 100
 136 ms 5472 KB 
#include <bits/stdc++.h>
#define ll long long
#define s second
#define pb push_back
#define f first
using namespace std;

const int N = 200005;
int a[N],l[N],r[N];
vector <int> vec;

signed main() {
    int n,x;
    cin>>n>>x;

    for (int i = 1; i <= n; i++) 
        vec.pb(1e9);

    for (int i = 1; i <= n; i++){
        cin>>a[i];
        int id = lower_bound(vec.begin(),vec.end(), a[i]) - vec.begin();
        vec[id] = a[i];
        l[i] = id + 1;
    }
    vec.clear();
    for (int i = 1; i <= n; i++) 
        vec.pb(1e9);

    for (int i = n; i >= 1; i--){
        int val = -(a[i] - x);
        int id = lower_bound(vec.begin(),vec.end(), val) - vec.begin();
        r[i] = id + 1;

        id = lower_bound(vec.begin(),vec.end(), -a[i]) - vec.begin();
        vec[id] = -a[i];
    }

    int ans=0;
    for (int i = 1; i <= n; i++)
        ans=max(ans,l[i] + r[i] - 1);
    cout<<ans<<"\n";
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 316 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 316 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 308 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 316 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 308 KB Output is correct
19 Correct 2 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 1 ms 316 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 312 KB Output is correct
25 Correct 1 ms 308 KB Output is correct
26 Correct 1 ms 304 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 119 ms 5436 KB Output is correct
2 Correct 121 ms 5364 KB Output is correct
3 Correct 129 ms 5440 KB Output is correct
4 Correct 124 ms 5448 KB Output is correct
5 Correct 90 ms 4688 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 1592 KB Output is correct
2 Correct 37 ms 1592 KB Output is correct
3 Correct 33 ms 1664 KB Output is correct
4 Correct 28 ms 1448 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 23 ms 1496 KB Output is correct
7 Correct 25 ms 1616 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 2852 KB Output is correct
2 Correct 70 ms 2900 KB Output is correct
3 Correct 136 ms 5472 KB Output is correct
4 Correct 119 ms 4620 KB Output is correct
5 Correct 45 ms 2464 KB Output is correct
6 Correct 78 ms 4480 KB Output is correct
7 Correct 104 ms 5364 KB Output is correct
8 Correct 54 ms 2884 KB Output is correct

Subtask #7
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 316 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 308 KB Output is correct
19 Correct 2 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 1 ms 316 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 312 KB Output is correct
25 Correct 1 ms 308 KB Output is correct
26 Correct 1 ms 304 KB Output is correct
27 Correct 119 ms 5436 KB Output is correct
28 Correct 121 ms 5364 KB Output is correct
29 Correct 129 ms 5440 KB Output is correct
30 Correct 124 ms 5448 KB Output is correct
31 Correct 90 ms 4688 KB Output is correct
32 Correct 32 ms 1592 KB Output is correct
33 Correct 37 ms 1592 KB Output is correct
34 Correct 33 ms 1664 KB Output is correct
35 Correct 28 ms 1448 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 23 ms 1496 KB Output is correct
38 Correct 25 ms 1616 KB Output is correct
39 Correct 65 ms 2852 KB Output is correct
40 Correct 70 ms 2900 KB Output is correct
41 Correct 136 ms 5472 KB Output is correct
42 Correct 119 ms 4620 KB Output is correct
43 Correct 45 ms 2464 KB Output is correct
44 Correct 78 ms 4480 KB Output is correct
45 Correct 104 ms 5364 KB Output is correct
46 Correct 54 ms 2884 KB Output is correct
47 Correct 57 ms 2884 KB Output is correct
48 Correct 60 ms 2924 KB Output is correct
49 Correct 120 ms 5408 KB Output is correct
50 Correct 86 ms 4700 KB Output is correct
51 Correct 57 ms 3616 KB Output is correct
52 Correct 77 ms 4764 KB Output is correct
53 Correct 85 ms 4788 KB Output is correct
54 Correct 114 ms 5436 KB Output is correct
55 Correct 128 ms 5404 KB Output is correct