답안 #416211

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
416211	2021-06-02T07:37:08 Z	duyanh1704	Global Warming (CEOI18_glo)	C++14	100 / 100	77 ms	10076 KB

#include <bits/stdc++.h>
#define int long long
using namespace std;

const int inf = 1e17 + 29;
int n, x, res;
vector<int> a;

vector<int> LIS(vector<int> a, int t, int d){
    vector<int> f(n + 5, inf); f[0] = -inf;
    vector<int> dp(n, 0);
    for (int i = 0; i < n; ++i){
        int k = lower_bound(f.begin(), f.end(), t * a[i] + d) - f.begin();
        dp[i] = k;
        k = lower_bound(f.begin(), f.end(), t * a[i]) - f.begin();
        f[k] = t * a[i];
    }
    return dp;
}

signed main(){
    ios::sync_with_stdio(0); cin.tie(0);

    cin >> n >> x;
    for (int i = 1; i <= n; ++i){
        int t; cin >> t;
        a.push_back(t);
    }


    vector<int> f = LIS(a, 1, 0);
    reverse(a.begin(), a.end());
    vector<int> g = LIS(a, -1, x);
    reverse(g.begin(), g.end());


    for (int i = 0; i < n; ++i)
        res = max(res, f[i] + g[i] - 1);

    cout << res;
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	316 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	316 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	0 ms	204 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Correct	0 ms	204 KB	Output is correct

Subtask #3
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	316 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	0 ms	204 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Correct	0 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct

Subtask #4
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	77 ms	8088 KB	Output is correct
2	Correct	74 ms	9976 KB	Output is correct
3	Correct	75 ms	9996 KB	Output is correct
4	Correct	76 ms	10040 KB	Output is correct
5	Correct	58 ms	9396 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	2268 KB	Output is correct
2	Correct	18 ms	2748 KB	Output is correct
3	Correct	18 ms	2752 KB	Output is correct
4	Correct	14 ms	2564 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	14 ms	2492 KB	Output is correct
7	Correct	15 ms	2788 KB	Output is correct

Subtask #6
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	4188 KB	Output is correct
2	Correct	35 ms	5172 KB	Output is correct
3	Correct	72 ms	9984 KB	Output is correct
4	Correct	59 ms	9240 KB	Output is correct
5	Correct	29 ms	4704 KB	Output is correct
6	Correct	50 ms	8884 KB	Output is correct
7	Correct	54 ms	9688 KB	Output is correct
8	Correct	29 ms	5220 KB	Output is correct

Subtask #7
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	316 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	0 ms	204 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Correct	0 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	77 ms	8088 KB	Output is correct
28	Correct	74 ms	9976 KB	Output is correct
29	Correct	75 ms	9996 KB	Output is correct
30	Correct	76 ms	10040 KB	Output is correct
31	Correct	58 ms	9396 KB	Output is correct
32	Correct	18 ms	2268 KB	Output is correct
33	Correct	18 ms	2748 KB	Output is correct
34	Correct	18 ms	2752 KB	Output is correct
35	Correct	14 ms	2564 KB	Output is correct
36	Correct	0 ms	204 KB	Output is correct
37	Correct	14 ms	2492 KB	Output is correct
38	Correct	15 ms	2788 KB	Output is correct
39	Correct	34 ms	4188 KB	Output is correct
40	Correct	35 ms	5172 KB	Output is correct
41	Correct	72 ms	9984 KB	Output is correct
42	Correct	59 ms	9240 KB	Output is correct
43	Correct	29 ms	4704 KB	Output is correct
44	Correct	50 ms	8884 KB	Output is correct
45	Correct	54 ms	9688 KB	Output is correct
46	Correct	29 ms	5220 KB	Output is correct
47	Correct	40 ms	5192 KB	Output is correct
48	Correct	37 ms	5200 KB	Output is correct
49	Correct	75 ms	9956 KB	Output is correct
50	Correct	58 ms	9188 KB	Output is correct
51	Correct	48 ms	6984 KB	Output is correct
52	Correct	59 ms	9364 KB	Output is correct
53	Correct	53 ms	9376 KB	Output is correct
54	Correct	60 ms	10040 KB	Output is correct
55	Correct	67 ms	10076 KB	Output is correct

답안 #416211

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