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Submission #972522

# Submission time Handle Problem Language Result Execution time Memory
972522 2024-04-30T14:14:56 Z sleepntsheep Rainforest Jumps (APIO21_jumps) C++17
12 / 100
 549 ms 7112 KB 
#include "jumps.h"

#include <vector>
#include <algorithm>

int subtask = -1;

#define MAX_N 200000
#define MAX_M (2*MAX_N)

int head[MAX_N], nxt[MAX_M], vv[MAX_M], timer, dd[MAX_N], rt, indeg[MAX_N];

void link(int u, int v)
{
    static int i = 1;
    nxt[i] = head[u];
    vv[i] = v;
    head[u] = i++;
    ++indeg[v];
}

void init(int N, std::vector<int> H) {
    if (N <= 200) subtask = 2;
    else if (N <= 2000) subtask = 3;
    int flag = 1;
    for (int i = 1; i < N; ++i) if (H[i] != H[i-1] + 1) flag = 0;
    if(flag) subtask = 1;

    static int stk[MAX_N], so;
    so = 0;
    for (int i = 0; i < N; stk[so++] = i++)
        while (so && H[stk[so-1]] < H[i]) link(stk[--so], i);
    so = 0;
    for (int i = N - 1; i >= 0; stk[so++] = i--)
        while (so && H[stk[so-1]] < H[i]) link(stk[--so], i);

    rt = std::min_element(H.begin(), H.end()) - H.begin();
}

int minimum_jumps(int A, int B, int C, int D) {
    if (subtask == 1)
    {
        if (A > D) return -1;
        if (B >= C) return 0;
        return C - B;
    }

    if(subtask == 2)
    {
        int z = 1e9;
        int dd[300], qu[300], qh=0, qt=0;
        for (int i = A; i <= B; ++i)
        {
            qh=qt=0;qu[qh++]=i;
            for(int j=0;j<=200;++j)dd[j]=1e9;
            dd[i]=0;
            while(qh-qt)
            {
                int u=qu[qt++];
                for(int j=head[u];j;j=nxt[j])
                    if(dd[vv[j]]>dd[u]+1)dd[vv[j]]=dd[u]+1,qu[qh++]=vv[j];
            }

            for (int j = C; j <= D; ++j)
                if(dd[j]!=1e9&&dd[j]<z)z=dd[j];
        }

        if (z == 1e9) return -1;
        return z;
    }

    return -1;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2392 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 63 ms 6164 KB Output is correct
4 Correct 504 ms 7112 KB Output is correct
5 Correct 501 ms 4672 KB Output is correct
6 Correct 505 ms 7088 KB Output is correct
7 Correct 402 ms 5584 KB Output is correct
8 Correct 549 ms 7104 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 0 ms 2392 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 3 ms 2392 KB Output is correct
7 Correct 2 ms 2392 KB Output is correct
8 Correct 4 ms 2392 KB Output is correct
9 Correct 2 ms 2392 KB Output is correct
10 Correct 3 ms 2392 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 9 ms 2392 KB Output is correct
13 Correct 9 ms 2392 KB Output is correct
14 Correct 3 ms 2392 KB Output is correct
15 Correct 7 ms 2392 KB Output is correct
16 Correct 3 ms 2392 KB Output is correct
17 Correct 8 ms 2392 KB Output is correct
18 Correct 0 ms 2392 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 4 ms 2392 KB Output is correct
21 Correct 7 ms 2392 KB Output is correct
22 Correct 3 ms 2392 KB Output is correct
23 Correct 7 ms 2392 KB Output is correct
24 Correct 6 ms 2392 KB Output is correct
25 Correct 0 ms 2392 KB Output is correct
26 Correct 1 ms 2392 KB Output is correct
27 Correct 1 ms 2392 KB Output is correct
28 Correct 2 ms 2392 KB Output is correct
29 Correct 1 ms 2392 KB Output is correct
30 Correct 2 ms 2392 KB Output is correct
31 Correct 1 ms 2392 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
33 Correct 1 ms 2392 KB Output is correct
34 Correct 1 ms 2392 KB Output is correct
35 Correct 1 ms 2392 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2392 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 0 ms 2392 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 3 ms 2392 KB Output is correct
7 Correct 2 ms 2392 KB Output is correct
8 Correct 4 ms 2392 KB Output is correct
9 Correct 2 ms 2392 KB Output is correct
10 Correct 3 ms 2392 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 9 ms 2392 KB Output is correct
13 Correct 9 ms 2392 KB Output is correct
14 Correct 3 ms 2392 KB Output is correct
15 Correct 7 ms 2392 KB Output is correct
16 Correct 3 ms 2392 KB Output is correct
17 Correct 8 ms 2392 KB Output is correct
18 Correct 0 ms 2392 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 4 ms 2392 KB Output is correct
21 Correct 7 ms 2392 KB Output is correct
22 Correct 3 ms 2392 KB Output is correct
23 Correct 7 ms 2392 KB Output is correct
24 Correct 6 ms 2392 KB Output is correct
25 Correct 0 ms 2392 KB Output is correct
26 Correct 1 ms 2392 KB Output is correct
27 Correct 1 ms 2392 KB Output is correct
28 Correct 2 ms 2392 KB Output is correct
29 Correct 1 ms 2392 KB Output is correct
30 Correct 2 ms 2392 KB Output is correct
31 Correct 1 ms 2392 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
33 Correct 1 ms 2392 KB Output is correct
34 Correct 1 ms 2392 KB Output is correct
35 Correct 1 ms 2392 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2392 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2652 KB Output is correct
41 Correct 1 ms 2392 KB Output is correct
42 Correct 0 ms 2392 KB Output is correct
43 Correct 0 ms 2392 KB Output is correct
44 Correct 1 ms 2392 KB Output is correct
45 Correct 4 ms 2392 KB Output is correct
46 Correct 3 ms 2392 KB Output is correct
47 Correct 3 ms 2392 KB Output is correct
48 Correct 1 ms 2392 KB Output is correct
49 Correct 3 ms 2644 KB Output is correct
50 Correct 1 ms 2392 KB Output is correct
51 Correct 8 ms 2392 KB Output is correct
52 Correct 7 ms 2392 KB Output is correct
53 Correct 5 ms 2392 KB Output is correct
54 Correct 7 ms 2392 KB Output is correct
55 Correct 3 ms 2392 KB Output is correct
56 Correct 8 ms 2392 KB Output is correct
57 Correct 0 ms 2392 KB Output is correct
58 Incorrect 7 ms 2392 KB Output isn't correct
59 Halted 0 ms 0 KB -

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Incorrect 17 ms 6196 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Incorrect 137 ms 4644 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Incorrect 137 ms 4644 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2392 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 63 ms 6164 KB Output is correct
4 Correct 504 ms 7112 KB Output is correct
5 Correct 501 ms 4672 KB Output is correct
6 Correct 505 ms 7088 KB Output is correct
7 Correct 402 ms 5584 KB Output is correct
8 Correct 549 ms 7104 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 0 ms 2392 KB Output is correct
11 Correct 0 ms 2392 KB Output is correct
12 Correct 0 ms 2392 KB Output is correct
13 Correct 2 ms 2392 KB Output is correct
14 Correct 3 ms 2392 KB Output is correct
15 Correct 2 ms 2392 KB Output is correct
16 Correct 4 ms 2392 KB Output is correct
17 Correct 2 ms 2392 KB Output is correct
18 Correct 3 ms 2392 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 9 ms 2392 KB Output is correct
21 Correct 9 ms 2392 KB Output is correct
22 Correct 3 ms 2392 KB Output is correct
23 Correct 7 ms 2392 KB Output is correct
24 Correct 3 ms 2392 KB Output is correct
25 Correct 8 ms 2392 KB Output is correct
26 Correct 0 ms 2392 KB Output is correct
27 Correct 1 ms 2392 KB Output is correct
28 Correct 4 ms 2392 KB Output is correct
29 Correct 7 ms 2392 KB Output is correct
30 Correct 3 ms 2392 KB Output is correct
31 Correct 7 ms 2392 KB Output is correct
32 Correct 6 ms 2392 KB Output is correct
33 Correct 0 ms 2392 KB Output is correct
34 Correct 1 ms 2392 KB Output is correct
35 Correct 1 ms 2392 KB Output is correct
36 Correct 2 ms 2392 KB Output is correct
37 Correct 1 ms 2392 KB Output is correct
38 Correct 2 ms 2392 KB Output is correct
39 Correct 1 ms 2392 KB Output is correct
40 Correct 1 ms 2392 KB Output is correct
41 Correct 1 ms 2392 KB Output is correct
42 Correct 1 ms 2392 KB Output is correct
43 Correct 1 ms 2392 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 1 ms 2396 KB Output is correct
46 Correct 1 ms 2392 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 1 ms 2652 KB Output is correct
49 Correct 1 ms 2392 KB Output is correct
50 Correct 0 ms 2392 KB Output is correct
51 Correct 0 ms 2392 KB Output is correct
52 Correct 1 ms 2392 KB Output is correct
53 Correct 4 ms 2392 KB Output is correct
54 Correct 3 ms 2392 KB Output is correct
55 Correct 3 ms 2392 KB Output is correct
56 Correct 1 ms 2392 KB Output is correct
57 Correct 3 ms 2644 KB Output is correct
58 Correct 1 ms 2392 KB Output is correct
59 Correct 8 ms 2392 KB Output is correct
60 Correct 7 ms 2392 KB Output is correct
61 Correct 5 ms 2392 KB Output is correct
62 Correct 7 ms 2392 KB Output is correct
63 Correct 3 ms 2392 KB Output is correct
64 Correct 8 ms 2392 KB Output is correct
65 Correct 0 ms 2392 KB Output is correct
66 Incorrect 7 ms 2392 KB Output isn't correct
67 Halted 0 ms 0 KB -