oj.uz

답안 #970772

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
970772 2024-04-27T08:36:59 Z vjudge1 Global Warming (CEOI18_glo) C++17
100 / 100
 84 ms 5064 KB 
#include<bits/stdc++.h>
using namespace std;

const int mxN = 2e5+5;
int n, x, arr[mxN], dp[mxN];

int main() {
    cin >> n >> x;
    for(int i = 1; i <= n; ++i) {
        cin >> arr[i];
    }

    vector<int> lis;
    for(int i = 1; i <= n; ++i) {
        auto itr = lower_bound(lis.begin(), lis.end(), arr[i]);
        dp[i] = itr - lis.begin() + 1;
        if(itr == lis.end()) lis.emplace_back(arr[i]);
        else *itr = arr[i];
    }
    int ans = 0;
    vector<int> lds;
    for(int i = n; i >= 1; --i) {
        auto itr = lower_bound(lds.begin(), lds.end(), -arr[i]);
        int from_right = itr - lds.begin();
        ans = max(ans, dp[i] + from_right);
        arr[i] += x;
        auto itr2 = lower_bound(lds.begin(), lds.end(), -arr[i]);
        if(itr2 == lds.end()) lds.emplace_back(-arr[i]);
        else *itr2 = -arr[i];
    }
    cout << ans;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 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 440 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 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 440 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 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 1 ms 600 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 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 440 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 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 1 ms 600 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 444 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 82 ms 3924 KB Output is correct
2 Correct 84 ms 3832 KB Output is correct
3 Correct 84 ms 3920 KB Output is correct
4 Correct 82 ms 3924 KB Output is correct
5 Correct 48 ms 4300 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 21 ms 1116 KB Output is correct
2 Correct 20 ms 1116 KB Output is correct
3 Correct 20 ms 1116 KB Output is correct
4 Correct 12 ms 1372 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 12 ms 1268 KB Output is correct
7 Correct 18 ms 1116 KB Output is correct

Subtask #6
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 38 ms 2124 KB Output is correct
2 Correct 38 ms 2176 KB Output is correct
3 Correct 80 ms 3792 KB Output is correct
4 Correct 48 ms 4296 KB Output is correct
5 Correct 24 ms 2244 KB Output is correct
6 Correct 45 ms 4248 KB Output is correct
7 Correct 59 ms 4808 KB Output is correct
8 Correct 35 ms 2184 KB Output is correct

Subtask #7
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 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 440 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 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 1 ms 600 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 444 KB Output is correct
27 Correct 82 ms 3924 KB Output is correct
28 Correct 84 ms 3832 KB Output is correct
29 Correct 84 ms 3920 KB Output is correct
30 Correct 82 ms 3924 KB Output is correct
31 Correct 48 ms 4300 KB Output is correct
32 Correct 21 ms 1116 KB Output is correct
33 Correct 20 ms 1116 KB Output is correct
34 Correct 20 ms 1116 KB Output is correct
35 Correct 12 ms 1372 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 12 ms 1268 KB Output is correct
38 Correct 18 ms 1116 KB Output is correct
39 Correct 38 ms 2124 KB Output is correct
40 Correct 38 ms 2176 KB Output is correct
41 Correct 80 ms 3792 KB Output is correct
42 Correct 48 ms 4296 KB Output is correct
43 Correct 24 ms 2244 KB Output is correct
44 Correct 45 ms 4248 KB Output is correct
45 Correct 59 ms 4808 KB Output is correct
46 Correct 35 ms 2184 KB Output is correct
47 Correct 40 ms 2040 KB Output is correct
48 Correct 40 ms 2188 KB Output is correct
49 Correct 82 ms 3676 KB Output is correct
50 Correct 48 ms 4300 KB Output is correct
51 Correct 40 ms 3536 KB Output is correct
52 Correct 51 ms 4300 KB Output is correct
53 Correct 47 ms 4296 KB Output is correct
54 Correct 63 ms 5064 KB Output is correct
55 Correct 77 ms 3840 KB Output is correct