Submission #517328

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
517328	2022-01-23T04:03:18 Z	blue	Arcade (NOI20_arcade)	C++17	7 / 100	1 ms	336 KB

Arcade

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

using pii = pair<int, int>;
using vi = vector<int>;
using vvi = vector<vi>;

const int mx = 100;

int A[mx], T[mx];

bool jmp(int l, int r)
{
    return abs(A[r] - A[l]) <= T[r] - T[l];
}


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

    int N, M;
    cin >> N >> M;

    pii O[M];
    for(int i = 0; i < M; i++) cin >> O[i].first;
    for(int i = 0; i < M; i++) cin >> O[i].second;

    sort(O, O+M);

    bool works = 1;
    for(int i = 0; i+1 < M; i++)
        if(abs(O[i+1].second - O[i].second) > abs(O[i+1].first - O[i].first))
            works = 0;

    for(int i = 0; i < M; i++)
    {
        T[i] = O[i].first;
        A[i] = O[i].second;
    }

    if(works) cout << 1 << '\n';
    else
    {
        works = 0;
        vvi dp(M, vi(M, 0));

        for(int r = 1; r < M; r++)
        {
            for(int l = 0; l < r; l++)
            {
                if(l == 0 && r == 1)
                {
                    dp[l][r] = 1;
                    continue;
                }

                if(r > l+1)
                {
                    dp[l][r] |= (dp[l][r-1] && jmp(r-1, r));
                }
                else if(l-2 >= 0)
                {
                    dp[l][r] |= (dp[l-2][l] && jmp(l-1, r));
                }
                else if(l-1 >= 0)
                {
                    dp[l][r] |= jmp(l-1, r);
                }
            }

            if(r == M-1) works = 1;
        }

        if(works) cout << 2 << '\n';
        else cout << 3 << '\n';
    }
}

Subtask #1

7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct

Subtask #2

0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct
31	Correct	1 ms	204 KB	Output is correct
32	Correct	0 ms	204 KB	Output is correct
33	Incorrect	0 ms	204 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #3

0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct
31	Correct	1 ms	204 KB	Output is correct
32	Correct	0 ms	204 KB	Output is correct
33	Incorrect	0 ms	204 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #4

0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct
31	Correct	1 ms	204 KB	Output is correct
32	Correct	0 ms	204 KB	Output is correct
33	Incorrect	0 ms	204 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #5

0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct
31	Correct	1 ms	204 KB	Output is correct
32	Correct	0 ms	204 KB	Output is correct
33	Incorrect	0 ms	204 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #6

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct
31	Correct	1 ms	204 KB	Output is correct
32	Correct	0 ms	204 KB	Output is correct
33	Incorrect	0 ms	204 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #7

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 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	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	0 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	208 KB	Output is correct
24	Correct	0 ms	336 KB	Output is correct
25	Correct	0 ms	208 KB	Output is correct
26	Correct	0 ms	208 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct
29	Correct	1 ms	204 KB	Output is correct
30	Correct	1 ms	204 KB	Output is correct
31	Correct	1 ms	204 KB	Output is correct
32	Correct	0 ms	204 KB	Output is correct
33	Incorrect	0 ms	204 KB	Output isn't correct
34	Halted	0 ms	0 KB	-