답안 #959266

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
959266	2024-04-07T18:48:04 Z	maxFedorchuk	Collecting Stamps 3 (JOI20_ho_t3)	C++17	100 / 100	80 ms	167340 KB

ho_t3

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

const long long MX = 220;

long long t[MX], x[MX], ans;
long long dp[MX][MX][MX][2];

void update(long long l,long long r,long long k,long long side,long long time)
{
    long long zar=((side==0)?l:r);
    k+=(t[zar]>=time);
    ans=max(ans,k);

    dp[l][r][k][side]=(((dp[l][r][k][side]==-1)|(dp[l][r][k][side]>time))?time:dp[l][r][k][side]);
}

int main()
{
    cin.tie(0);
	ios_base::sync_with_stdio(0);

	long long n, rd;
	cin>>n>>rd;

	for(long long i = 1; i <= n; i++)
		cin>>x[i];
    
	for(long long i = 1; i <= n; i++)
		cin>>t[i];
    
	memset(dp, -1, sizeof(dp));

	update(1, n, 0, 0, x[1]);
	update(1, n, 0, 1, rd - x[n]);

	for(long long i = 1; i <= n; i++)
    {
        for(long long j = 1; j <= i; j++)
        {
            for(long long k = 0; k <= i; k++)
			{
				long long l = j;
				long long r = n - i + j;

				if(l >= r)
                {
                    continue;
                }
                
				if(dp[l][r][k][0] != -1)
				{
					update(l+1, r, k, 0, dp[l][r][k][0] + x[l+1] - x[l]);
					update(l+1, r, k, 1, dp[l][r][k][0] + x[l] + rd - x[r]);
				}
				if(dp[l][r][k][1] != -1)
				{
					update(l, r-1, k, 1, dp[l][r][k][1] + (x[r] - x[r-1]));
					update(l, r-1, k, 0, dp[l][r][k][1] + (rd - x[r] + x[l]));
				}
			}
        }
    }
		
	cout<<ans<<'\n';
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	166996 KB	Output is correct
2	Correct	35 ms	167068 KB	Output is correct
3	Correct	37 ms	167000 KB	Output is correct
4	Correct	35 ms	166996 KB	Output is correct
5	Correct	35 ms	167004 KB	Output is correct
6	Correct	37 ms	166948 KB	Output is correct
7	Correct	36 ms	166992 KB	Output is correct
8	Correct	35 ms	166992 KB	Output is correct
9	Correct	35 ms	166908 KB	Output is correct
10	Correct	36 ms	166996 KB	Output is correct
11	Correct	40 ms	166992 KB	Output is correct
12	Correct	38 ms	167004 KB	Output is correct
13	Correct	35 ms	166912 KB	Output is correct
14	Correct	39 ms	166992 KB	Output is correct
15	Correct	35 ms	167000 KB	Output is correct
16	Correct	35 ms	167124 KB	Output is correct
17	Correct	36 ms	167004 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	166996 KB	Output is correct
2	Correct	35 ms	167068 KB	Output is correct
3	Correct	37 ms	167000 KB	Output is correct
4	Correct	35 ms	166996 KB	Output is correct
5	Correct	35 ms	167004 KB	Output is correct
6	Correct	37 ms	166948 KB	Output is correct
7	Correct	36 ms	166992 KB	Output is correct
8	Correct	35 ms	166992 KB	Output is correct
9	Correct	35 ms	166908 KB	Output is correct
10	Correct	36 ms	166996 KB	Output is correct
11	Correct	40 ms	166992 KB	Output is correct
12	Correct	38 ms	167004 KB	Output is correct
13	Correct	35 ms	166912 KB	Output is correct
14	Correct	39 ms	166992 KB	Output is correct
15	Correct	35 ms	167000 KB	Output is correct
16	Correct	35 ms	167124 KB	Output is correct
17	Correct	36 ms	167004 KB	Output is correct
18	Correct	36 ms	167000 KB	Output is correct
19	Correct	35 ms	166996 KB	Output is correct
20	Correct	38 ms	166992 KB	Output is correct
21	Correct	35 ms	167000 KB	Output is correct
22	Correct	42 ms	166992 KB	Output is correct
23	Correct	36 ms	167004 KB	Output is correct
24	Correct	41 ms	166992 KB	Output is correct
25	Correct	40 ms	166968 KB	Output is correct
26	Correct	37 ms	166992 KB	Output is correct
27	Correct	36 ms	166996 KB	Output is correct
28	Correct	36 ms	167004 KB	Output is correct
29	Correct	36 ms	167000 KB	Output is correct
30	Correct	36 ms	166992 KB	Output is correct
31	Correct	36 ms	167000 KB	Output is correct
32	Correct	36 ms	167004 KB	Output is correct
33	Correct	37 ms	167088 KB	Output is correct
34	Correct	36 ms	166916 KB	Output is correct
35	Correct	36 ms	167004 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	166996 KB	Output is correct
2	Correct	35 ms	167068 KB	Output is correct
3	Correct	37 ms	167000 KB	Output is correct
4	Correct	35 ms	166996 KB	Output is correct
5	Correct	35 ms	167004 KB	Output is correct
6	Correct	37 ms	166948 KB	Output is correct
7	Correct	36 ms	166992 KB	Output is correct
8	Correct	35 ms	166992 KB	Output is correct
9	Correct	35 ms	166908 KB	Output is correct
10	Correct	36 ms	166996 KB	Output is correct
11	Correct	40 ms	166992 KB	Output is correct
12	Correct	38 ms	167004 KB	Output is correct
13	Correct	35 ms	166912 KB	Output is correct
14	Correct	39 ms	166992 KB	Output is correct
15	Correct	35 ms	167000 KB	Output is correct
16	Correct	35 ms	167124 KB	Output is correct
17	Correct	36 ms	167004 KB	Output is correct
18	Correct	61 ms	166996 KB	Output is correct
19	Correct	48 ms	166972 KB	Output is correct
20	Correct	42 ms	166996 KB	Output is correct
21	Correct	47 ms	166920 KB	Output is correct
22	Correct	51 ms	166992 KB	Output is correct
23	Correct	44 ms	167252 KB	Output is correct
24	Correct	38 ms	167096 KB	Output is correct
25	Correct	40 ms	167080 KB	Output is correct
26	Correct	37 ms	166996 KB	Output is correct
27	Correct	41 ms	167104 KB	Output is correct
28	Correct	38 ms	166992 KB	Output is correct
29	Correct	42 ms	167144 KB	Output is correct
30	Correct	43 ms	167104 KB	Output is correct
31	Correct	43 ms	167076 KB	Output is correct
32	Correct	39 ms	167340 KB	Output is correct
33	Correct	40 ms	166996 KB	Output is correct
34	Correct	37 ms	167004 KB	Output is correct
35	Correct	43 ms	167256 KB	Output is correct
36	Correct	38 ms	167028 KB	Output is correct
37	Correct	39 ms	166996 KB	Output is correct
38	Correct	39 ms	167004 KB	Output is correct
39	Correct	43 ms	166992 KB	Output is correct
40	Correct	42 ms	167040 KB	Output is correct
41	Correct	76 ms	167136 KB	Output is correct
42	Correct	44 ms	166996 KB	Output is correct
43	Correct	68 ms	166996 KB	Output is correct
44	Correct	47 ms	166996 KB	Output is correct
45	Correct	70 ms	167028 KB	Output is correct
46	Correct	44 ms	166992 KB	Output is correct

Subtask #4
75.0 / 75.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	166996 KB	Output is correct
2	Correct	35 ms	167068 KB	Output is correct
3	Correct	37 ms	167000 KB	Output is correct
4	Correct	35 ms	166996 KB	Output is correct
5	Correct	35 ms	167004 KB	Output is correct
6	Correct	37 ms	166948 KB	Output is correct
7	Correct	36 ms	166992 KB	Output is correct
8	Correct	35 ms	166992 KB	Output is correct
9	Correct	35 ms	166908 KB	Output is correct
10	Correct	36 ms	166996 KB	Output is correct
11	Correct	40 ms	166992 KB	Output is correct
12	Correct	38 ms	167004 KB	Output is correct
13	Correct	35 ms	166912 KB	Output is correct
14	Correct	39 ms	166992 KB	Output is correct
15	Correct	35 ms	167000 KB	Output is correct
16	Correct	35 ms	167124 KB	Output is correct
17	Correct	36 ms	167004 KB	Output is correct
18	Correct	36 ms	167000 KB	Output is correct
19	Correct	35 ms	166996 KB	Output is correct
20	Correct	38 ms	166992 KB	Output is correct
21	Correct	35 ms	167000 KB	Output is correct
22	Correct	42 ms	166992 KB	Output is correct
23	Correct	36 ms	167004 KB	Output is correct
24	Correct	41 ms	166992 KB	Output is correct
25	Correct	40 ms	166968 KB	Output is correct
26	Correct	37 ms	166992 KB	Output is correct
27	Correct	36 ms	166996 KB	Output is correct
28	Correct	36 ms	167004 KB	Output is correct
29	Correct	36 ms	167000 KB	Output is correct
30	Correct	36 ms	166992 KB	Output is correct
31	Correct	36 ms	167000 KB	Output is correct
32	Correct	36 ms	167004 KB	Output is correct
33	Correct	37 ms	167088 KB	Output is correct
34	Correct	36 ms	166916 KB	Output is correct
35	Correct	36 ms	167004 KB	Output is correct
36	Correct	61 ms	166996 KB	Output is correct
37	Correct	48 ms	166972 KB	Output is correct
38	Correct	42 ms	166996 KB	Output is correct
39	Correct	47 ms	166920 KB	Output is correct
40	Correct	51 ms	166992 KB	Output is correct
41	Correct	44 ms	167252 KB	Output is correct
42	Correct	38 ms	167096 KB	Output is correct
43	Correct	40 ms	167080 KB	Output is correct
44	Correct	37 ms	166996 KB	Output is correct
45	Correct	41 ms	167104 KB	Output is correct
46	Correct	38 ms	166992 KB	Output is correct
47	Correct	42 ms	167144 KB	Output is correct
48	Correct	43 ms	167104 KB	Output is correct
49	Correct	43 ms	167076 KB	Output is correct
50	Correct	39 ms	167340 KB	Output is correct
51	Correct	40 ms	166996 KB	Output is correct
52	Correct	37 ms	167004 KB	Output is correct
53	Correct	43 ms	167256 KB	Output is correct
54	Correct	38 ms	167028 KB	Output is correct
55	Correct	39 ms	166996 KB	Output is correct
56	Correct	39 ms	167004 KB	Output is correct
57	Correct	43 ms	166992 KB	Output is correct
58	Correct	42 ms	167040 KB	Output is correct
59	Correct	76 ms	167136 KB	Output is correct
60	Correct	44 ms	166996 KB	Output is correct
61	Correct	68 ms	166996 KB	Output is correct
62	Correct	47 ms	166996 KB	Output is correct
63	Correct	70 ms	167028 KB	Output is correct
64	Correct	44 ms	166992 KB	Output is correct
65	Correct	63 ms	166992 KB	Output is correct
66	Correct	59 ms	166992 KB	Output is correct
67	Correct	58 ms	166992 KB	Output is correct
68	Correct	60 ms	166992 KB	Output is correct
69	Correct	65 ms	167136 KB	Output is correct
70	Correct	75 ms	167120 KB	Output is correct
71	Correct	57 ms	166928 KB	Output is correct
72	Correct	66 ms	167096 KB	Output is correct
73	Correct	53 ms	167248 KB	Output is correct
74	Correct	62 ms	166996 KB	Output is correct
75	Correct	57 ms	166992 KB	Output is correct
76	Correct	68 ms	166996 KB	Output is correct
77	Correct	64 ms	167004 KB	Output is correct
78	Correct	58 ms	167004 KB	Output is correct
79	Correct	58 ms	167144 KB	Output is correct
80	Correct	71 ms	167140 KB	Output is correct
81	Correct	55 ms	167016 KB	Output is correct
82	Correct	55 ms	167144 KB	Output is correct
83	Correct	67 ms	167136 KB	Output is correct
84	Correct	55 ms	166996 KB	Output is correct
85	Correct	55 ms	166996 KB	Output is correct
86	Correct	58 ms	167140 KB	Output is correct
87	Correct	60 ms	166948 KB	Output is correct
88	Correct	75 ms	166996 KB	Output is correct
89	Correct	70 ms	166992 KB	Output is correct
90	Correct	49 ms	166992 KB	Output is correct
91	Correct	80 ms	167148 KB	Output is correct
92	Correct	74 ms	166996 KB	Output is correct
93	Correct	51 ms	167072 KB	Output is correct

답안 #959266

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 10.0 / 10.0

Subtask #3 10.0 / 10.0

Subtask #4 75.0 / 75.0

Subtask #1
5.0 / 5.0

Subtask #2
10.0 / 10.0

Subtask #3
10.0 / 10.0

Subtask #4
75.0 / 75.0