답안 #230129

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
230129	2020-05-08T16:45:17 Z	DodgeBallMan	Global Warming (CEOI18_glo)	C++14	100 / 100	77 ms	8568 KB

#include <bits/stdc++.h>
using namespace std;
using lint = long long;
const lint INF = 1e15;
 
lint N, X;
lint A[200005];
lint lis[200005];
lint lds[200005];
lint anslis[200005];
 
 
lint LIS() {
    for (int i = 0; i <= N; i++) lis[i] = INF, lds[i] = -INF;
    lis[0] = -INF, lds[N] = INF;
 
    lint res = 0;
 
    for (lint i = 0; i < N; i++) {
        lint j = lower_bound(lis, lis + N + 1, A[i]) - lis;
        lis[j] = A[i], res = max(res, j);
        anslis[i] = j;
    }
 
    for (lint i = N - 1; i >= 0; i--) {
        lint j = upper_bound(lds, lds + N + 1, A[i] - X) - lds;
        res = max(res, anslis[i] + N - j);
        
        j = upper_bound(lds, lds + N + 1, A[i]) - lds - 1;
        lds[j] = A[i];
    }
 
    return res;
}
 
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
 
    cin >> N >> X;
    for (int i = 0; i < N; i++) cin >> A[i];
 
    lint ans = LIS();
    cout << ans << "\n"; 
 
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	4 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	4 ms	384 KB	Output is correct
9	Correct	4 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	4 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	4 ms	384 KB	Output is correct
9	Correct	4 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	6 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	5 ms	384 KB	Output is correct
18	Correct	4 ms	256 KB	Output is correct

Subtask #3
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	4 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	4 ms	384 KB	Output is correct
9	Correct	4 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	6 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	5 ms	384 KB	Output is correct
18	Correct	4 ms	256 KB	Output is correct
19	Correct	5 ms	384 KB	Output is correct
20	Correct	5 ms	384 KB	Output is correct
21	Correct	5 ms	384 KB	Output is correct
22	Correct	5 ms	384 KB	Output is correct
23	Correct	5 ms	384 KB	Output is correct
24	Correct	5 ms	384 KB	Output is correct
25	Correct	5 ms	384 KB	Output is correct
26	Correct	5 ms	384 KB	Output is correct

Subtask #4
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	77 ms	8568 KB	Output is correct
2	Correct	73 ms	8440 KB	Output is correct
3	Correct	75 ms	8568 KB	Output is correct
4	Correct	76 ms	8568 KB	Output is correct
5	Correct	56 ms	7800 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	2432 KB	Output is correct
2	Correct	21 ms	2432 KB	Output is correct
3	Correct	21 ms	2432 KB	Output is correct
4	Correct	18 ms	2176 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	18 ms	2176 KB	Output is correct
7	Correct	19 ms	2432 KB	Output is correct

Subtask #6
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	4472 KB	Output is correct
2	Correct	36 ms	4472 KB	Output is correct
3	Correct	71 ms	8568 KB	Output is correct
4	Correct	55 ms	7808 KB	Output is correct
5	Correct	33 ms	4096 KB	Output is correct
6	Correct	50 ms	7416 KB	Output is correct
7	Correct	57 ms	8184 KB	Output is correct
8	Correct	33 ms	4480 KB	Output is correct

Subtask #7
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	4 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	4 ms	384 KB	Output is correct
9	Correct	4 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	6 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	5 ms	384 KB	Output is correct
18	Correct	4 ms	256 KB	Output is correct
19	Correct	5 ms	384 KB	Output is correct
20	Correct	5 ms	384 KB	Output is correct
21	Correct	5 ms	384 KB	Output is correct
22	Correct	5 ms	384 KB	Output is correct
23	Correct	5 ms	384 KB	Output is correct
24	Correct	5 ms	384 KB	Output is correct
25	Correct	5 ms	384 KB	Output is correct
26	Correct	5 ms	384 KB	Output is correct
27	Correct	77 ms	8568 KB	Output is correct
28	Correct	73 ms	8440 KB	Output is correct
29	Correct	75 ms	8568 KB	Output is correct
30	Correct	76 ms	8568 KB	Output is correct
31	Correct	56 ms	7800 KB	Output is correct
32	Correct	20 ms	2432 KB	Output is correct
33	Correct	21 ms	2432 KB	Output is correct
34	Correct	21 ms	2432 KB	Output is correct
35	Correct	18 ms	2176 KB	Output is correct
36	Correct	5 ms	384 KB	Output is correct
37	Correct	18 ms	2176 KB	Output is correct
38	Correct	19 ms	2432 KB	Output is correct
39	Correct	36 ms	4472 KB	Output is correct
40	Correct	36 ms	4472 KB	Output is correct
41	Correct	71 ms	8568 KB	Output is correct
42	Correct	55 ms	7808 KB	Output is correct
43	Correct	33 ms	4096 KB	Output is correct
44	Correct	50 ms	7416 KB	Output is correct
45	Correct	57 ms	8184 KB	Output is correct
46	Correct	33 ms	4480 KB	Output is correct
47	Correct	38 ms	4472 KB	Output is correct
48	Correct	38 ms	4480 KB	Output is correct
49	Correct	76 ms	8440 KB	Output is correct
50	Correct	57 ms	7800 KB	Output is correct
51	Correct	45 ms	5880 KB	Output is correct
52	Correct	57 ms	7936 KB	Output is correct
53	Correct	54 ms	7800 KB	Output is correct
54	Correct	61 ms	8568 KB	Output is correct
55	Correct	65 ms	8568 KB	Output is correct

답안 #230129

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 10.0 / 10.0

Subtask #3 13.0 / 13.0

Subtask #4 10.0 / 10.0

Subtask #5 20.0 / 20.0

Subtask #6 17.0 / 17.0

Subtask #7 25.0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
10.0 / 10.0

Subtask #3
13.0 / 13.0

Subtask #4
10.0 / 10.0

Subtask #5
20.0 / 20.0

Subtask #6
17.0 / 17.0

Subtask #7
25.0 / 25.0