oj.uz

Submission #413909

# Submission time Handle Problem Language Result Execution time Memory
413909 2021-05-29T17:08:21 Z flashmt Rainforest Jumps (APIO21_jumps) C++17
35 / 100
 1669 ms 56036 KB 
#include <bits/stdc++.h>
using namespace std;
const int N = 200200;
const int LG = 18;

int n, l[N][LG], r[N][LG], high[N][LG];
vector<int> h;

void initEdges()
{
  vector<pair<int, int>> sortedH;
  for (int i = 0; i < n; i++)
    sortedH.push_back({h[i], i});
  sort(sortedH.begin(), sortedH.end(), greater<pair<int, int>>());
  set<int> s;
  s.insert(-1);
  s.insert(n);
  memset(l, -1, sizeof l);
  memset(r, -1, sizeof r);
  memset(high, -1, sizeof high);
  for (auto [_, i] : sortedH)
  {
    auto it = s.lower_bound(i);
    r[i][0] = *it;
    l[i][0] = *(--it);
    if (l[i][0] < 0) high[i][0] = r[i][0];
    else if (r[i][0] < 0) high[i][0] = l[i][0];
    else if (h[l[i][0]] > h[r[i][0]]) high[i][0] = l[i][0];
    else high[i][0] = r[i][0];
    s.insert(i);
  }
}

void constructTable()
{
  for (int j = 0; j + 1 < LG; j++)
    for (int i = 0; i < n; i++)
    {
      if (l[i][j] >= 0 && l[i][j] < n)
        l[i][j + 1] = l[l[i][j]][j];
      if (r[i][j] >= 0 && r[i][j] < n)
        r[i][j + 1] = r[r[i][j]][j];
      if (high[i][j] >= 0 && high[i][j] < n)
        high[i][j + 1] = high[high[i][j]][j];
    }
}

void init(int N, vector<int> H) {
  n = N;
  h = H;
  h[n] = 0;
  initEdges();
  constructTable();
}

int jump(int &s, int table[N][LG], function<int(int)> cond)
{
  int res = 0;
  for (int i = LG - 1; i >= 0; i--)
  {
    int x = table[s][i];
    if (x >= 0 && x < n && cond(x))
    {
      s = x;
      res |= 1 << i;
    }
  }
  return res;
}

int minimum_jumps(int A, int B, int C, int D) {
  int s = B;
  // find where to start
  jump(s, l, [&](int x) {
    return x >= A && r[x][0] >= 0 && r[x][0] <= D;
  });
  // use high edges as most as possible
  int ans = jump(s, high, [&](int x) {
    return r[x][0] >= 0 && r[x][0] < C;
  });
  // check if we need to go 1 more high step
  if (r[s][0] >= 0 && r[s][0] < C)
  {
    int x = high[s][0];
    if (x >= 0 && r[x][0] >= 0 && r[x][0] <= D)
    {
      s = x;
      ans++;
    }
  }
  // just go right
  ans += jump(s, r, [&](int x) {
    return x < C;
  });
  return r[s][0] >= C && r[s][0] <= D ? ans + 1 : -1;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 42604 KB Output is correct
2 Correct 21 ms 42488 KB Output is correct
3 Correct 294 ms 53172 KB Output is correct
4 Correct 1308 ms 55800 KB Output is correct
5 Correct 999 ms 49200 KB Output is correct
6 Correct 1387 ms 55824 KB Output is correct
7 Correct 999 ms 51620 KB Output is correct
8 Correct 1337 ms 55972 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42568 KB Output is correct
2 Correct 21 ms 42532 KB Output is correct
3 Correct 20 ms 42568 KB Output is correct
4 Correct 21 ms 42580 KB Output is correct
5 Correct 24 ms 42520 KB Output is correct
6 Correct 21 ms 42696 KB Output is correct
7 Correct 21 ms 42536 KB Output is correct
8 Correct 22 ms 42568 KB Output is correct
9 Correct 20 ms 42568 KB Output is correct
10 Correct 22 ms 42500 KB Output is correct
11 Correct 23 ms 42532 KB Output is correct
12 Correct 22 ms 42568 KB Output is correct
13 Correct 23 ms 42568 KB Output is correct
14 Correct 23 ms 42612 KB Output is correct
15 Correct 24 ms 42568 KB Output is correct
16 Correct 24 ms 42520 KB Output is correct
17 Correct 24 ms 42568 KB Output is correct
18 Correct 20 ms 42564 KB Output is correct
19 Correct 19 ms 42532 KB Output is correct
20 Correct 22 ms 42516 KB Output is correct
21 Correct 21 ms 42596 KB Output is correct
22 Correct 23 ms 42568 KB Output is correct
23 Correct 23 ms 42568 KB Output is correct
24 Correct 22 ms 42568 KB Output is correct
25 Correct 20 ms 42568 KB Output is correct
26 Correct 20 ms 42648 KB Output is correct
27 Correct 20 ms 42568 KB Output is correct
28 Correct 23 ms 42612 KB Output is correct
29 Correct 23 ms 42528 KB Output is correct
30 Correct 23 ms 42568 KB Output is correct
31 Correct 23 ms 42568 KB Output is correct
32 Correct 23 ms 42580 KB Output is correct
33 Correct 20 ms 42516 KB Output is correct
34 Correct 22 ms 42588 KB Output is correct
35 Correct 20 ms 42560 KB Output is correct
36 Correct 20 ms 42568 KB Output is correct
37 Correct 20 ms 42472 KB Output is correct
38 Correct 20 ms 42512 KB Output is correct
39 Correct 19 ms 42568 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42568 KB Output is correct
2 Correct 21 ms 42532 KB Output is correct
3 Correct 20 ms 42568 KB Output is correct
4 Correct 21 ms 42580 KB Output is correct
5 Correct 24 ms 42520 KB Output is correct
6 Correct 21 ms 42696 KB Output is correct
7 Correct 21 ms 42536 KB Output is correct
8 Correct 22 ms 42568 KB Output is correct
9 Correct 20 ms 42568 KB Output is correct
10 Correct 22 ms 42500 KB Output is correct
11 Correct 23 ms 42532 KB Output is correct
12 Correct 22 ms 42568 KB Output is correct
13 Correct 23 ms 42568 KB Output is correct
14 Correct 23 ms 42612 KB Output is correct
15 Correct 24 ms 42568 KB Output is correct
16 Correct 24 ms 42520 KB Output is correct
17 Correct 24 ms 42568 KB Output is correct
18 Correct 20 ms 42564 KB Output is correct
19 Correct 19 ms 42532 KB Output is correct
20 Correct 22 ms 42516 KB Output is correct
21 Correct 21 ms 42596 KB Output is correct
22 Correct 23 ms 42568 KB Output is correct
23 Correct 23 ms 42568 KB Output is correct
24 Correct 22 ms 42568 KB Output is correct
25 Correct 20 ms 42568 KB Output is correct
26 Correct 20 ms 42648 KB Output is correct
27 Correct 20 ms 42568 KB Output is correct
28 Correct 23 ms 42612 KB Output is correct
29 Correct 23 ms 42528 KB Output is correct
30 Correct 23 ms 42568 KB Output is correct
31 Correct 23 ms 42568 KB Output is correct
32 Correct 23 ms 42580 KB Output is correct
33 Correct 20 ms 42516 KB Output is correct
34 Correct 22 ms 42588 KB Output is correct
35 Correct 20 ms 42560 KB Output is correct
36 Correct 20 ms 42568 KB Output is correct
37 Correct 20 ms 42472 KB Output is correct
38 Correct 20 ms 42512 KB Output is correct
39 Correct 19 ms 42568 KB Output is correct
40 Correct 20 ms 42568 KB Output is correct
41 Correct 20 ms 42596 KB Output is correct
42 Correct 20 ms 42568 KB Output is correct
43 Correct 20 ms 42540 KB Output is correct
44 Correct 22 ms 42568 KB Output is correct
45 Correct 23 ms 42568 KB Output is correct
46 Correct 21 ms 42496 KB Output is correct
47 Correct 22 ms 42560 KB Output is correct
48 Correct 20 ms 42544 KB Output is correct
49 Correct 25 ms 42568 KB Output is correct
50 Correct 21 ms 42524 KB Output is correct
51 Correct 22 ms 42612 KB Output is correct
52 Correct 22 ms 42568 KB Output is correct
53 Correct 23 ms 42568 KB Output is correct
54 Correct 26 ms 42580 KB Output is correct
55 Correct 20 ms 42568 KB Output is correct
56 Correct 22 ms 42620 KB Output is correct
57 Correct 20 ms 42568 KB Output is correct
58 Correct 38 ms 42712 KB Output is correct
59 Correct 47 ms 42676 KB Output is correct
60 Correct 23 ms 42568 KB Output is correct
61 Correct 38 ms 42656 KB Output is correct
62 Correct 30 ms 42568 KB Output is correct
63 Correct 54 ms 42696 KB Output is correct
64 Correct 39 ms 42696 KB Output is correct
65 Correct 40 ms 42676 KB Output is correct
66 Correct 46 ms 42696 KB Output is correct
67 Correct 38 ms 42696 KB Output is correct
68 Correct 49 ms 42696 KB Output is correct
69 Correct 48 ms 42696 KB Output is correct
70 Correct 42 ms 42708 KB Output is correct
71 Correct 20 ms 42568 KB Output is correct
72 Correct 21 ms 42568 KB Output is correct
73 Correct 23 ms 42568 KB Output is correct
74 Correct 26 ms 42568 KB Output is correct
75 Correct 22 ms 42616 KB Output is correct
76 Correct 23 ms 42568 KB Output is correct
77 Correct 22 ms 42568 KB Output is correct
78 Correct 20 ms 42568 KB Output is correct
79 Correct 19 ms 42568 KB Output is correct
80 Correct 22 ms 42568 KB Output is correct
81 Correct 22 ms 42560 KB Output is correct
82 Correct 22 ms 42568 KB Output is correct
83 Correct 24 ms 42568 KB Output is correct
84 Correct 34 ms 42588 KB Output is correct
85 Correct 24 ms 42568 KB Output is correct
86 Correct 22 ms 42568 KB Output is correct
87 Correct 23 ms 42512 KB Output is correct
88 Correct 21 ms 42588 KB Output is correct
89 Correct 21 ms 42568 KB Output is correct
90 Correct 21 ms 42568 KB Output is correct
91 Correct 20 ms 42568 KB Output is correct
92 Correct 21 ms 42568 KB Output is correct
93 Correct 20 ms 42568 KB Output is correct
94 Runtime error 3 ms 328 KB Execution killed with signal 6
95 Halted 0 ms 0 KB -

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42568 KB Output is correct
2 Correct 20 ms 42580 KB Output is correct
3 Correct 21 ms 42516 KB Output is correct
4 Correct 21 ms 42568 KB Output is correct
5 Correct 214 ms 53248 KB Output is correct
6 Correct 293 ms 56032 KB Output is correct
7 Correct 126 ms 49332 KB Output is correct
8 Correct 276 ms 56000 KB Output is correct
9 Runtime error 7 ms 1096 KB Execution killed with signal 6
10 Halted 0 ms 0 KB -

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42568 KB Output is correct
2 Correct 20 ms 42548 KB Output is correct
3 Correct 20 ms 42568 KB Output is correct
4 Correct 417 ms 48616 KB Output is correct
5 Correct 1333 ms 55856 KB Output is correct
6 Correct 836 ms 44868 KB Output is correct
7 Correct 1282 ms 55796 KB Output is correct
8 Correct 901 ms 47156 KB Output is correct
9 Correct 1313 ms 55824 KB Output is correct
10 Correct 1403 ms 55844 KB Output is correct
11 Correct 1301 ms 55856 KB Output is correct
12 Correct 1234 ms 55844 KB Output is correct
13 Correct 1510 ms 55944 KB Output is correct
14 Correct 1417 ms 55856 KB Output is correct
15 Correct 1393 ms 55856 KB Output is correct
16 Correct 1361 ms 55976 KB Output is correct
17 Correct 21 ms 42568 KB Output is correct
18 Correct 21 ms 42588 KB Output is correct
19 Correct 22 ms 42568 KB Output is correct
20 Correct 23 ms 42568 KB Output is correct
21 Correct 21 ms 42592 KB Output is correct
22 Correct 26 ms 42568 KB Output is correct
23 Correct 23 ms 42568 KB Output is correct
24 Correct 22 ms 42548 KB Output is correct
25 Correct 22 ms 42596 KB Output is correct
26 Correct 23 ms 42564 KB Output is correct
27 Correct 42 ms 42656 KB Output is correct
28 Correct 48 ms 42660 KB Output is correct
29 Correct 42 ms 42696 KB Output is correct
30 Correct 48 ms 42696 KB Output is correct
31 Correct 53 ms 42652 KB Output is correct
32 Correct 24 ms 42568 KB Output is correct
33 Correct 136 ms 50196 KB Output is correct
34 Correct 283 ms 55840 KB Output is correct
35 Correct 189 ms 55948 KB Output is correct
36 Correct 224 ms 55864 KB Output is correct
37 Correct 234 ms 55856 KB Output is correct
38 Correct 180 ms 55928 KB Output is correct

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42568 KB Output is correct
2 Correct 20 ms 42548 KB Output is correct
3 Correct 20 ms 42568 KB Output is correct
4 Correct 417 ms 48616 KB Output is correct
5 Correct 1333 ms 55856 KB Output is correct
6 Correct 836 ms 44868 KB Output is correct
7 Correct 1282 ms 55796 KB Output is correct
8 Correct 901 ms 47156 KB Output is correct
9 Correct 1313 ms 55824 KB Output is correct
10 Correct 1403 ms 55844 KB Output is correct
11 Correct 1301 ms 55856 KB Output is correct
12 Correct 1234 ms 55844 KB Output is correct
13 Correct 1510 ms 55944 KB Output is correct
14 Correct 1417 ms 55856 KB Output is correct
15 Correct 1393 ms 55856 KB Output is correct
16 Correct 1361 ms 55976 KB Output is correct
17 Correct 21 ms 42568 KB Output is correct
18 Correct 21 ms 42588 KB Output is correct
19 Correct 22 ms 42568 KB Output is correct
20 Correct 23 ms 42568 KB Output is correct
21 Correct 21 ms 42592 KB Output is correct
22 Correct 26 ms 42568 KB Output is correct
23 Correct 23 ms 42568 KB Output is correct
24 Correct 22 ms 42548 KB Output is correct
25 Correct 22 ms 42596 KB Output is correct
26 Correct 23 ms 42564 KB Output is correct
27 Correct 42 ms 42656 KB Output is correct
28 Correct 48 ms 42660 KB Output is correct
29 Correct 42 ms 42696 KB Output is correct
30 Correct 48 ms 42696 KB Output is correct
31 Correct 53 ms 42652 KB Output is correct
32 Correct 24 ms 42568 KB Output is correct
33 Correct 136 ms 50196 KB Output is correct
34 Correct 283 ms 55840 KB Output is correct
35 Correct 189 ms 55948 KB Output is correct
36 Correct 224 ms 55864 KB Output is correct
37 Correct 234 ms 55856 KB Output is correct
38 Correct 180 ms 55928 KB Output is correct
39 Correct 20 ms 42560 KB Output is correct
40 Correct 20 ms 42516 KB Output is correct
41 Correct 24 ms 42512 KB Output is correct
42 Correct 349 ms 48572 KB Output is correct
43 Correct 1367 ms 55868 KB Output is correct
44 Correct 733 ms 44724 KB Output is correct
45 Correct 1195 ms 55908 KB Output is correct
46 Correct 772 ms 47180 KB Output is correct
47 Correct 1383 ms 55992 KB Output is correct
48 Correct 1548 ms 55868 KB Output is correct
49 Correct 1584 ms 55940 KB Output is correct
50 Correct 1585 ms 55908 KB Output is correct
51 Correct 1032 ms 55840 KB Output is correct
52 Correct 1669 ms 55856 KB Output is correct
53 Correct 1150 ms 55860 KB Output is correct
54 Correct 1413 ms 55856 KB Output is correct
55 Correct 23 ms 42568 KB Output is correct
56 Correct 336 ms 55828 KB Output is correct
57 Correct 1029 ms 55808 KB Output is correct
58 Correct 641 ms 44868 KB Output is correct
59 Correct 1473 ms 55832 KB Output is correct
60 Correct 426 ms 47272 KB Output is correct
61 Correct 1324 ms 55796 KB Output is correct
62 Correct 1349 ms 55824 KB Output is correct
63 Correct 1379 ms 55888 KB Output is correct
64 Correct 1359 ms 55876 KB Output is correct
65 Correct 1114 ms 55824 KB Output is correct
66 Correct 1503 ms 55828 KB Output is correct
67 Correct 1282 ms 55856 KB Output is correct
68 Correct 1261 ms 56036 KB Output is correct
69 Correct 21 ms 42568 KB Output is correct
70 Correct 22 ms 42532 KB Output is correct
71 Correct 23 ms 42520 KB Output is correct
72 Correct 24 ms 42560 KB Output is correct
73 Correct 23 ms 42560 KB Output is correct
74 Correct 24 ms 42696 KB Output is correct
75 Correct 23 ms 42568 KB Output is correct
76 Correct 21 ms 42568 KB Output is correct
77 Correct 20 ms 42572 KB Output is correct
78 Correct 20 ms 42568 KB Output is correct
79 Correct 22 ms 42568 KB Output is correct
80 Correct 23 ms 42556 KB Output is correct
81 Correct 22 ms 42540 KB Output is correct
82 Correct 24 ms 42568 KB Output is correct
83 Correct 24 ms 42568 KB Output is correct
84 Correct 21 ms 42568 KB Output is correct
85 Runtime error 3 ms 328 KB Execution killed with signal 6
86 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 42604 KB Output is correct
2 Correct 21 ms 42488 KB Output is correct
3 Correct 294 ms 53172 KB Output is correct
4 Correct 1308 ms 55800 KB Output is correct
5 Correct 999 ms 49200 KB Output is correct
6 Correct 1387 ms 55824 KB Output is correct
7 Correct 999 ms 51620 KB Output is correct
8 Correct 1337 ms 55972 KB Output is correct
9 Correct 20 ms 42568 KB Output is correct
10 Correct 21 ms 42532 KB Output is correct
11 Correct 20 ms 42568 KB Output is correct
12 Correct 21 ms 42580 KB Output is correct
13 Correct 24 ms 42520 KB Output is correct
14 Correct 21 ms 42696 KB Output is correct
15 Correct 21 ms 42536 KB Output is correct
16 Correct 22 ms 42568 KB Output is correct
17 Correct 20 ms 42568 KB Output is correct
18 Correct 22 ms 42500 KB Output is correct
19 Correct 23 ms 42532 KB Output is correct
20 Correct 22 ms 42568 KB Output is correct
21 Correct 23 ms 42568 KB Output is correct
22 Correct 23 ms 42612 KB Output is correct
23 Correct 24 ms 42568 KB Output is correct
24 Correct 24 ms 42520 KB Output is correct
25 Correct 24 ms 42568 KB Output is correct
26 Correct 20 ms 42564 KB Output is correct
27 Correct 19 ms 42532 KB Output is correct
28 Correct 22 ms 42516 KB Output is correct
29 Correct 21 ms 42596 KB Output is correct
30 Correct 23 ms 42568 KB Output is correct
31 Correct 23 ms 42568 KB Output is correct
32 Correct 22 ms 42568 KB Output is correct
33 Correct 20 ms 42568 KB Output is correct
34 Correct 20 ms 42648 KB Output is correct
35 Correct 20 ms 42568 KB Output is correct
36 Correct 23 ms 42612 KB Output is correct
37 Correct 23 ms 42528 KB Output is correct
38 Correct 23 ms 42568 KB Output is correct
39 Correct 23 ms 42568 KB Output is correct
40 Correct 23 ms 42580 KB Output is correct
41 Correct 20 ms 42516 KB Output is correct
42 Correct 22 ms 42588 KB Output is correct
43 Correct 20 ms 42560 KB Output is correct
44 Correct 20 ms 42568 KB Output is correct
45 Correct 20 ms 42472 KB Output is correct
46 Correct 20 ms 42512 KB Output is correct
47 Correct 19 ms 42568 KB Output is correct
48 Correct 20 ms 42568 KB Output is correct
49 Correct 20 ms 42596 KB Output is correct
50 Correct 20 ms 42568 KB Output is correct
51 Correct 20 ms 42540 KB Output is correct
52 Correct 22 ms 42568 KB Output is correct
53 Correct 23 ms 42568 KB Output is correct
54 Correct 21 ms 42496 KB Output is correct
55 Correct 22 ms 42560 KB Output is correct
56 Correct 20 ms 42544 KB Output is correct
57 Correct 25 ms 42568 KB Output is correct
58 Correct 21 ms 42524 KB Output is correct
59 Correct 22 ms 42612 KB Output is correct
60 Correct 22 ms 42568 KB Output is correct
61 Correct 23 ms 42568 KB Output is correct
62 Correct 26 ms 42580 KB Output is correct
63 Correct 20 ms 42568 KB Output is correct
64 Correct 22 ms 42620 KB Output is correct
65 Correct 20 ms 42568 KB Output is correct
66 Correct 38 ms 42712 KB Output is correct
67 Correct 47 ms 42676 KB Output is correct
68 Correct 23 ms 42568 KB Output is correct
69 Correct 38 ms 42656 KB Output is correct
70 Correct 30 ms 42568 KB Output is correct
71 Correct 54 ms 42696 KB Output is correct
72 Correct 39 ms 42696 KB Output is correct
73 Correct 40 ms 42676 KB Output is correct
74 Correct 46 ms 42696 KB Output is correct
75 Correct 38 ms 42696 KB Output is correct
76 Correct 49 ms 42696 KB Output is correct
77 Correct 48 ms 42696 KB Output is correct
78 Correct 42 ms 42708 KB Output is correct
79 Correct 20 ms 42568 KB Output is correct
80 Correct 21 ms 42568 KB Output is correct
81 Correct 23 ms 42568 KB Output is correct
82 Correct 26 ms 42568 KB Output is correct
83 Correct 22 ms 42616 KB Output is correct
84 Correct 23 ms 42568 KB Output is correct
85 Correct 22 ms 42568 KB Output is correct
86 Correct 20 ms 42568 KB Output is correct
87 Correct 19 ms 42568 KB Output is correct
88 Correct 22 ms 42568 KB Output is correct
89 Correct 22 ms 42560 KB Output is correct
90 Correct 22 ms 42568 KB Output is correct
91 Correct 24 ms 42568 KB Output is correct
92 Correct 34 ms 42588 KB Output is correct
93 Correct 24 ms 42568 KB Output is correct
94 Correct 22 ms 42568 KB Output is correct
95 Correct 23 ms 42512 KB Output is correct
96 Correct 21 ms 42588 KB Output is correct
97 Correct 21 ms 42568 KB Output is correct
98 Correct 21 ms 42568 KB Output is correct
99 Correct 20 ms 42568 KB Output is correct
100 Correct 21 ms 42568 KB Output is correct
101 Correct 20 ms 42568 KB Output is correct
102 Runtime error 3 ms 328 KB Execution killed with signal 6
103 Halted 0 ms 0 KB -