답안 #1072798

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1072798	2024-08-24T05:03:43 Z	12345678	Tortoise (CEOI21_tortoise)	C++17	48 / 100	52 ms	856 KB

tortoise

#include <bits/stdc++.h>

using namespace std;

const int nx=305;

int n, a[nx], l[nx], r[nx], lst=-1, dp[nx][nx], res, cnt;

int cost(int a, int b)
{
    int mn=1e9;
    if (l[a]!=-1) mn=min(mn, abs(a-l[a])+abs(b-l[a]));
    if (r[a]!=-1) mn=min(mn, abs(a-r[a])+abs(b-r[a]));
    return mn;
}

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n;
    for (int i=1; i<=n; i++) cin>>a[i];
    for (int i=1; i<=n; i++)
    {
        if (a[i]==-1) lst=i;
        if (a[i]>0) l[i]=lst, cnt+=a[i];
    }
    lst=-1;
    for (int i=n; i>=1; i--)
    {
        if (a[i]==-1) lst=i;
        if (a[i]>0) r[i]=lst;
    }
    for (int i=1; i<=n; i++)
    {
        if (a[i]>0)
        {
            for (int j=1; j<=n; j++) dp[i][j]=1e9;
            dp[i][1]=i-1;
            for (int j=1; j<i; j++) if (a[j]>0) for (int k=1; k<=i; k++) if (dp[j][k]+cost(j, i)<=2*(i-1)) dp[i][k+1]=min(dp[i][k+1], dp[j][k]+cost(j, i));
            for (int j=2; j<=min(n-1, a[i]); j++)
            {
                for (int k=n-1; k>=1; k--) if (dp[i][k]+cost(i, i)<=2*(i-1)) dp[i][k+1]=min(dp[i][k+1], dp[i][k]+cost(i, i));
            }
            for (int j=1; j<=i; j++) 
            {
                if (dp[i][j]<1e9) res=max(res, j);
            }
        }
    }
    cout<<cnt-res;
}

Subtask #1
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 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	1 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	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 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	1 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	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	5 ms	604 KB	Output is correct
28	Correct	9 ms	744 KB	Output is correct
29	Correct	6 ms	604 KB	Output is correct
30	Correct	4 ms	604 KB	Output is correct
31	Correct	4 ms	624 KB	Output is correct
32	Correct	2 ms	600 KB	Output is correct
33	Correct	5 ms	604 KB	Output is correct
34	Correct	4 ms	604 KB	Output is correct
35	Correct	3 ms	604 KB	Output is correct
36	Correct	3 ms	600 KB	Output is correct
37	Correct	4 ms	600 KB	Output is correct
38	Correct	4 ms	604 KB	Output is correct
39	Correct	6 ms	732 KB	Output is correct
40	Correct	3 ms	604 KB	Output is correct
41	Correct	3 ms	604 KB	Output is correct

Subtask #3
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 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	1 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	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	5 ms	604 KB	Output is correct
28	Correct	9 ms	744 KB	Output is correct
29	Correct	6 ms	604 KB	Output is correct
30	Correct	4 ms	604 KB	Output is correct
31	Correct	4 ms	624 KB	Output is correct
32	Correct	2 ms	600 KB	Output is correct
33	Correct	5 ms	604 KB	Output is correct
34	Correct	4 ms	604 KB	Output is correct
35	Correct	3 ms	604 KB	Output is correct
36	Correct	3 ms	600 KB	Output is correct
37	Correct	4 ms	600 KB	Output is correct
38	Correct	4 ms	604 KB	Output is correct
39	Correct	6 ms	732 KB	Output is correct
40	Correct	3 ms	604 KB	Output is correct
41	Correct	3 ms	604 KB	Output is correct
42	Correct	1 ms	348 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	2 ms	604 KB	Output is correct
45	Correct	3 ms	696 KB	Output is correct
46	Correct	1 ms	348 KB	Output is correct
47	Correct	1 ms	604 KB	Output is correct
48	Correct	5 ms	604 KB	Output is correct
49	Correct	3 ms	604 KB	Output is correct
50	Correct	18 ms	752 KB	Output is correct
51	Correct	20 ms	856 KB	Output is correct
52	Correct	10 ms	704 KB	Output is correct
53	Correct	49 ms	744 KB	Output is correct
54	Correct	50 ms	604 KB	Output is correct
55	Correct	52 ms	600 KB	Output is correct
56	Correct	1 ms	344 KB	Output is correct
57	Correct	5 ms	648 KB	Output is correct
58	Correct	11 ms	692 KB	Output is correct
59	Correct	7 ms	604 KB	Output is correct
60	Correct	21 ms	744 KB	Output is correct
61	Correct	6 ms	604 KB	Output is correct
62	Correct	12 ms	604 KB	Output is correct

Subtask #4
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 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	1 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	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	5 ms	604 KB	Output is correct
28	Correct	9 ms	744 KB	Output is correct
29	Correct	6 ms	604 KB	Output is correct
30	Correct	4 ms	604 KB	Output is correct
31	Correct	4 ms	624 KB	Output is correct
32	Correct	2 ms	600 KB	Output is correct
33	Correct	5 ms	604 KB	Output is correct
34	Correct	4 ms	604 KB	Output is correct
35	Correct	3 ms	604 KB	Output is correct
36	Correct	3 ms	600 KB	Output is correct
37	Correct	4 ms	600 KB	Output is correct
38	Correct	4 ms	604 KB	Output is correct
39	Correct	6 ms	732 KB	Output is correct
40	Correct	3 ms	604 KB	Output is correct
41	Correct	3 ms	604 KB	Output is correct
42	Correct	1 ms	348 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	2 ms	604 KB	Output is correct
45	Correct	3 ms	696 KB	Output is correct
46	Correct	1 ms	348 KB	Output is correct
47	Correct	1 ms	604 KB	Output is correct
48	Correct	5 ms	604 KB	Output is correct
49	Correct	3 ms	604 KB	Output is correct
50	Correct	18 ms	752 KB	Output is correct
51	Correct	20 ms	856 KB	Output is correct
52	Correct	10 ms	704 KB	Output is correct
53	Correct	49 ms	744 KB	Output is correct
54	Correct	50 ms	604 KB	Output is correct
55	Correct	52 ms	600 KB	Output is correct
56	Correct	1 ms	344 KB	Output is correct
57	Correct	5 ms	648 KB	Output is correct
58	Correct	11 ms	692 KB	Output is correct
59	Correct	7 ms	604 KB	Output is correct
60	Correct	21 ms	744 KB	Output is correct
61	Correct	6 ms	604 KB	Output is correct
62	Correct	12 ms	604 KB	Output is correct
63	Incorrect	0 ms	348 KB	Output isn't correct
64	Halted	0 ms	0 KB	-

Subtask #5
0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 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	1 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	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	5 ms	604 KB	Output is correct
28	Correct	9 ms	744 KB	Output is correct
29	Correct	6 ms	604 KB	Output is correct
30	Correct	4 ms	604 KB	Output is correct
31	Correct	4 ms	624 KB	Output is correct
32	Correct	2 ms	600 KB	Output is correct
33	Correct	5 ms	604 KB	Output is correct
34	Correct	4 ms	604 KB	Output is correct
35	Correct	3 ms	604 KB	Output is correct
36	Correct	3 ms	600 KB	Output is correct
37	Correct	4 ms	600 KB	Output is correct
38	Correct	4 ms	604 KB	Output is correct
39	Correct	6 ms	732 KB	Output is correct
40	Correct	3 ms	604 KB	Output is correct
41	Correct	3 ms	604 KB	Output is correct
42	Correct	1 ms	348 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	2 ms	604 KB	Output is correct
45	Correct	3 ms	696 KB	Output is correct
46	Correct	1 ms	348 KB	Output is correct
47	Correct	1 ms	604 KB	Output is correct
48	Correct	5 ms	604 KB	Output is correct
49	Correct	3 ms	604 KB	Output is correct
50	Correct	18 ms	752 KB	Output is correct
51	Correct	20 ms	856 KB	Output is correct
52	Correct	10 ms	704 KB	Output is correct
53	Correct	49 ms	744 KB	Output is correct
54	Correct	50 ms	604 KB	Output is correct
55	Correct	52 ms	600 KB	Output is correct
56	Correct	1 ms	344 KB	Output is correct
57	Correct	5 ms	648 KB	Output is correct
58	Correct	11 ms	692 KB	Output is correct
59	Correct	7 ms	604 KB	Output is correct
60	Correct	21 ms	744 KB	Output is correct
61	Correct	6 ms	604 KB	Output is correct
62	Correct	12 ms	604 KB	Output is correct
63	Incorrect	0 ms	348 KB	Output isn't correct
64	Halted	0 ms	0 KB	-

답안 #1072798

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 10.0 / 10.0

Subtask #3 30.0 / 30.0

Subtask #4 0 / 25.0

Subtask #5 0 / 27.0

Subtask #1
8.0 / 8.0

Subtask #2
10.0 / 10.0

Subtask #3
30.0 / 30.0

Subtask #4
0 / 25.0

Subtask #5
0 / 27.0