oj.uz

Submission #413911

# Submission time Handle Problem Language Result Execution time Memory
413911 2021-05-29T17:11:24 Z flashmt Rainforest Jumps (APIO21_jumps) C++17
35 / 100
 1649 ms 55984 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] == n) 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 21 ms 42568 KB Output is correct
2 Correct 22 ms 42568 KB Output is correct
3 Correct 272 ms 53132 KB Output is correct
4 Correct 1467 ms 55984 KB Output is correct
5 Correct 1268 ms 49300 KB Output is correct
6 Correct 1642 ms 55892 KB Output is correct
7 Correct 1239 ms 51648 KB Output is correct
8 Correct 1267 ms 55836 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42576 KB Output is correct
2 Correct 20 ms 42560 KB Output is correct
3 Correct 21 ms 42568 KB Output is correct
4 Correct 22 ms 42568 KB Output is correct
5 Correct 22 ms 42576 KB Output is correct
6 Correct 24 ms 42584 KB Output is correct
7 Correct 21 ms 42512 KB Output is correct
8 Correct 24 ms 42568 KB Output is correct
9 Correct 21 ms 42568 KB Output is correct
10 Correct 24 ms 42508 KB Output is correct
11 Correct 23 ms 42568 KB Output is correct
12 Correct 22 ms 42568 KB Output is correct
13 Correct 22 ms 42568 KB Output is correct
14 Correct 24 ms 42528 KB Output is correct
15 Correct 22 ms 42568 KB Output is correct
16 Correct 24 ms 42608 KB Output is correct
17 Correct 24 ms 42604 KB Output is correct
18 Correct 20 ms 42568 KB Output is correct
19 Correct 22 ms 42576 KB Output is correct
20 Correct 24 ms 42568 KB Output is correct
21 Correct 26 ms 42568 KB Output is correct
22 Correct 23 ms 42496 KB Output is correct
23 Correct 24 ms 42576 KB Output is correct
24 Correct 24 ms 42568 KB Output is correct
25 Correct 20 ms 42560 KB Output is correct
26 Correct 20 ms 42568 KB Output is correct
27 Correct 22 ms 42584 KB Output is correct
28 Correct 24 ms 42604 KB Output is correct
29 Correct 23 ms 42568 KB Output is correct
30 Correct 24 ms 42512 KB Output is correct
31 Correct 22 ms 42500 KB Output is correct
32 Correct 24 ms 42568 KB Output is correct
33 Correct 21 ms 42648 KB Output is correct
34 Correct 21 ms 42568 KB Output is correct
35 Correct 21 ms 42568 KB Output is correct
36 Correct 21 ms 42552 KB Output is correct
37 Correct 25 ms 42536 KB Output is correct
38 Correct 20 ms 42568 KB Output is correct
39 Correct 24 ms 42568 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 42576 KB Output is correct
2 Correct 20 ms 42560 KB Output is correct
3 Correct 21 ms 42568 KB Output is correct
4 Correct 22 ms 42568 KB Output is correct
5 Correct 22 ms 42576 KB Output is correct
6 Correct 24 ms 42584 KB Output is correct
7 Correct 21 ms 42512 KB Output is correct
8 Correct 24 ms 42568 KB Output is correct
9 Correct 21 ms 42568 KB Output is correct
10 Correct 24 ms 42508 KB Output is correct
11 Correct 23 ms 42568 KB Output is correct
12 Correct 22 ms 42568 KB Output is correct
13 Correct 22 ms 42568 KB Output is correct
14 Correct 24 ms 42528 KB Output is correct
15 Correct 22 ms 42568 KB Output is correct
16 Correct 24 ms 42608 KB Output is correct
17 Correct 24 ms 42604 KB Output is correct
18 Correct 20 ms 42568 KB Output is correct
19 Correct 22 ms 42576 KB Output is correct
20 Correct 24 ms 42568 KB Output is correct
21 Correct 26 ms 42568 KB Output is correct
22 Correct 23 ms 42496 KB Output is correct
23 Correct 24 ms 42576 KB Output is correct
24 Correct 24 ms 42568 KB Output is correct
25 Correct 20 ms 42560 KB Output is correct
26 Correct 20 ms 42568 KB Output is correct
27 Correct 22 ms 42584 KB Output is correct
28 Correct 24 ms 42604 KB Output is correct
29 Correct 23 ms 42568 KB Output is correct
30 Correct 24 ms 42512 KB Output is correct
31 Correct 22 ms 42500 KB Output is correct
32 Correct 24 ms 42568 KB Output is correct
33 Correct 21 ms 42648 KB Output is correct
34 Correct 21 ms 42568 KB Output is correct
35 Correct 21 ms 42568 KB Output is correct
36 Correct 21 ms 42552 KB Output is correct
37 Correct 25 ms 42536 KB Output is correct
38 Correct 20 ms 42568 KB Output is correct
39 Correct 24 ms 42568 KB Output is correct
40 Correct 20 ms 42596 KB Output is correct
41 Correct 20 ms 42568 KB Output is correct
42 Correct 21 ms 42588 KB Output is correct
43 Correct 21 ms 42536 KB Output is correct
44 Correct 23 ms 42508 KB Output is correct
45 Correct 22 ms 42548 KB Output is correct
46 Correct 24 ms 42528 KB Output is correct
47 Correct 24 ms 42528 KB Output is correct
48 Correct 21 ms 42568 KB Output is correct
49 Correct 21 ms 42568 KB Output is correct
50 Correct 22 ms 42568 KB Output is correct
51 Correct 22 ms 42560 KB Output is correct
52 Correct 22 ms 42616 KB Output is correct
53 Correct 23 ms 42552 KB Output is correct
54 Correct 22 ms 42588 KB Output is correct
55 Correct 23 ms 42560 KB Output is correct
56 Correct 21 ms 42568 KB Output is correct
57 Correct 20 ms 42604 KB Output is correct
58 Correct 39 ms 42696 KB Output is correct
59 Correct 47 ms 42632 KB Output is correct
60 Correct 27 ms 42568 KB Output is correct
61 Correct 47 ms 42632 KB Output is correct
62 Correct 34 ms 42568 KB Output is correct
63 Correct 51 ms 42640 KB Output is correct
64 Correct 42 ms 42696 KB Output is correct
65 Correct 42 ms 42692 KB Output is correct
66 Correct 50 ms 42696 KB Output is correct
67 Correct 30 ms 42696 KB Output is correct
68 Correct 50 ms 42648 KB Output is correct
69 Correct 33 ms 42696 KB Output is correct
70 Correct 47 ms 42696 KB Output is correct
71 Correct 21 ms 42568 KB Output is correct
72 Correct 22 ms 42568 KB Output is correct
73 Correct 24 ms 42568 KB Output is correct
74 Correct 23 ms 42540 KB Output is correct
75 Correct 25 ms 42620 KB Output is correct
76 Correct 23 ms 42568 KB Output is correct
77 Correct 23 ms 42568 KB Output is correct
78 Correct 21 ms 42568 KB Output is correct
79 Correct 21 ms 42504 KB Output is correct
80 Correct 22 ms 42548 KB Output is correct
81 Correct 22 ms 42568 KB Output is correct
82 Correct 23 ms 42568 KB Output is correct
83 Correct 22 ms 42560 KB Output is correct
84 Correct 30 ms 42568 KB Output is correct
85 Correct 21 ms 42608 KB Output is correct
86 Correct 20 ms 42696 KB Output is correct
87 Correct 20 ms 42560 KB Output is correct
88 Correct 20 ms 42568 KB Output is correct
89 Correct 21 ms 42568 KB Output is correct
90 Correct 21 ms 42548 KB Output is correct
91 Correct 23 ms 42568 KB Output is correct
92 Correct 21 ms 42568 KB Output is correct
93 Correct 23 ms 42600 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 42520 KB Output is correct
2 Correct 20 ms 42484 KB Output is correct
3 Correct 20 ms 42568 KB Output is correct
4 Correct 23 ms 42568 KB Output is correct
5 Correct 244 ms 53260 KB Output is correct
6 Correct 269 ms 55816 KB Output is correct
7 Correct 124 ms 49392 KB Output is correct
8 Correct 271 ms 55856 KB Output is correct
9 Runtime error 8 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 23 ms 42560 KB Output is correct
2 Correct 20 ms 42568 KB Output is correct
3 Correct 20 ms 42548 KB Output is correct
4 Correct 395 ms 48676 KB Output is correct
5 Correct 1649 ms 55968 KB Output is correct
6 Correct 570 ms 44776 KB Output is correct
7 Correct 1602 ms 55820 KB Output is correct
8 Correct 811 ms 47156 KB Output is correct
9 Correct 1345 ms 55856 KB Output is correct
10 Correct 1576 ms 55840 KB Output is correct
11 Correct 1338 ms 55856 KB Output is correct
12 Correct 1631 ms 55816 KB Output is correct
13 Correct 1532 ms 55860 KB Output is correct
14 Correct 1405 ms 55856 KB Output is correct
15 Correct 1442 ms 55816 KB Output is correct
16 Correct 1399 ms 55952 KB Output is correct
17 Correct 21 ms 42568 KB Output is correct
18 Correct 20 ms 42568 KB Output is correct
19 Correct 23 ms 42548 KB Output is correct
20 Correct 23 ms 42568 KB Output is correct
21 Correct 24 ms 42528 KB Output is correct
22 Correct 25 ms 42568 KB Output is correct
23 Correct 26 ms 42560 KB Output is correct
24 Correct 21 ms 42568 KB Output is correct
25 Correct 20 ms 42532 KB Output is correct
26 Correct 23 ms 42568 KB Output is correct
27 Correct 45 ms 42720 KB Output is correct
28 Correct 31 ms 42696 KB Output is correct
29 Correct 33 ms 42696 KB Output is correct
30 Correct 37 ms 42620 KB Output is correct
31 Correct 47 ms 42696 KB Output is correct
32 Correct 21 ms 42568 KB Output is correct
33 Correct 170 ms 50236 KB Output is correct
34 Correct 270 ms 55836 KB Output is correct
35 Correct 176 ms 55856 KB Output is correct
36 Correct 250 ms 55788 KB Output is correct
37 Correct 240 ms 55904 KB Output is correct
38 Correct 184 ms 55800 KB Output is correct

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 42560 KB Output is correct
2 Correct 20 ms 42568 KB Output is correct
3 Correct 20 ms 42548 KB Output is correct
4 Correct 395 ms 48676 KB Output is correct
5 Correct 1649 ms 55968 KB Output is correct
6 Correct 570 ms 44776 KB Output is correct
7 Correct 1602 ms 55820 KB Output is correct
8 Correct 811 ms 47156 KB Output is correct
9 Correct 1345 ms 55856 KB Output is correct
10 Correct 1576 ms 55840 KB Output is correct
11 Correct 1338 ms 55856 KB Output is correct
12 Correct 1631 ms 55816 KB Output is correct
13 Correct 1532 ms 55860 KB Output is correct
14 Correct 1405 ms 55856 KB Output is correct
15 Correct 1442 ms 55816 KB Output is correct
16 Correct 1399 ms 55952 KB Output is correct
17 Correct 21 ms 42568 KB Output is correct
18 Correct 20 ms 42568 KB Output is correct
19 Correct 23 ms 42548 KB Output is correct
20 Correct 23 ms 42568 KB Output is correct
21 Correct 24 ms 42528 KB Output is correct
22 Correct 25 ms 42568 KB Output is correct
23 Correct 26 ms 42560 KB Output is correct
24 Correct 21 ms 42568 KB Output is correct
25 Correct 20 ms 42532 KB Output is correct
26 Correct 23 ms 42568 KB Output is correct
27 Correct 45 ms 42720 KB Output is correct
28 Correct 31 ms 42696 KB Output is correct
29 Correct 33 ms 42696 KB Output is correct
30 Correct 37 ms 42620 KB Output is correct
31 Correct 47 ms 42696 KB Output is correct
32 Correct 21 ms 42568 KB Output is correct
33 Correct 170 ms 50236 KB Output is correct
34 Correct 270 ms 55836 KB Output is correct
35 Correct 176 ms 55856 KB Output is correct
36 Correct 250 ms 55788 KB Output is correct
37 Correct 240 ms 55904 KB Output is correct
38 Correct 184 ms 55800 KB Output is correct
39 Correct 21 ms 42544 KB Output is correct
40 Correct 20 ms 42568 KB Output is correct
41 Correct 20 ms 42600 KB Output is correct
42 Correct 331 ms 48560 KB Output is correct
43 Correct 1359 ms 55824 KB Output is correct
44 Correct 829 ms 44728 KB Output is correct
45 Correct 1358 ms 55860 KB Output is correct
46 Correct 819 ms 47068 KB Output is correct
47 Correct 1649 ms 55856 KB Output is correct
48 Correct 1610 ms 55852 KB Output is correct
49 Correct 1506 ms 55844 KB Output is correct
50 Correct 1500 ms 55812 KB Output is correct
51 Correct 1455 ms 55952 KB Output is correct
52 Correct 1369 ms 55824 KB Output is correct
53 Correct 1470 ms 55852 KB Output is correct
54 Correct 1247 ms 55800 KB Output is correct
55 Correct 21 ms 42568 KB Output is correct
56 Correct 356 ms 55824 KB Output is correct
57 Correct 1301 ms 55856 KB Output is correct
58 Correct 604 ms 44856 KB Output is correct
59 Correct 1139 ms 55868 KB Output is correct
60 Correct 556 ms 47236 KB Output is correct
61 Correct 1116 ms 55820 KB Output is correct
62 Correct 1530 ms 55844 KB Output is correct
63 Correct 1457 ms 55832 KB Output is correct
64 Correct 1176 ms 55876 KB Output is correct
65 Correct 1323 ms 55816 KB Output is correct
66 Correct 1468 ms 55840 KB Output is correct
67 Correct 1221 ms 55856 KB Output is correct
68 Correct 1002 ms 55848 KB Output is correct
69 Correct 21 ms 42556 KB Output is correct
70 Correct 20 ms 42568 KB Output is correct
71 Correct 23 ms 42568 KB Output is correct
72 Correct 25 ms 42580 KB Output is correct
73 Correct 22 ms 42596 KB Output is correct
74 Correct 22 ms 42532 KB Output is correct
75 Correct 25 ms 42568 KB Output is correct
76 Correct 22 ms 42544 KB Output is correct
77 Correct 20 ms 42568 KB Output is correct
78 Correct 21 ms 42568 KB Output is correct
79 Correct 23 ms 42496 KB Output is correct
80 Correct 23 ms 42540 KB Output is correct
81 Correct 22 ms 42568 KB Output is correct
82 Correct 23 ms 42568 KB Output is correct
83 Correct 23 ms 42552 KB Output is correct
84 Correct 20 ms 42532 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 21 ms 42568 KB Output is correct
2 Correct 22 ms 42568 KB Output is correct
3 Correct 272 ms 53132 KB Output is correct
4 Correct 1467 ms 55984 KB Output is correct
5 Correct 1268 ms 49300 KB Output is correct
6 Correct 1642 ms 55892 KB Output is correct
7 Correct 1239 ms 51648 KB Output is correct
8 Correct 1267 ms 55836 KB Output is correct
9 Correct 20 ms 42576 KB Output is correct
10 Correct 20 ms 42560 KB Output is correct
11 Correct 21 ms 42568 KB Output is correct
12 Correct 22 ms 42568 KB Output is correct
13 Correct 22 ms 42576 KB Output is correct
14 Correct 24 ms 42584 KB Output is correct
15 Correct 21 ms 42512 KB Output is correct
16 Correct 24 ms 42568 KB Output is correct
17 Correct 21 ms 42568 KB Output is correct
18 Correct 24 ms 42508 KB Output is correct
19 Correct 23 ms 42568 KB Output is correct
20 Correct 22 ms 42568 KB Output is correct
21 Correct 22 ms 42568 KB Output is correct
22 Correct 24 ms 42528 KB Output is correct
23 Correct 22 ms 42568 KB Output is correct
24 Correct 24 ms 42608 KB Output is correct
25 Correct 24 ms 42604 KB Output is correct
26 Correct 20 ms 42568 KB Output is correct
27 Correct 22 ms 42576 KB Output is correct
28 Correct 24 ms 42568 KB Output is correct
29 Correct 26 ms 42568 KB Output is correct
30 Correct 23 ms 42496 KB Output is correct
31 Correct 24 ms 42576 KB Output is correct
32 Correct 24 ms 42568 KB Output is correct
33 Correct 20 ms 42560 KB Output is correct
34 Correct 20 ms 42568 KB Output is correct
35 Correct 22 ms 42584 KB Output is correct
36 Correct 24 ms 42604 KB Output is correct
37 Correct 23 ms 42568 KB Output is correct
38 Correct 24 ms 42512 KB Output is correct
39 Correct 22 ms 42500 KB Output is correct
40 Correct 24 ms 42568 KB Output is correct
41 Correct 21 ms 42648 KB Output is correct
42 Correct 21 ms 42568 KB Output is correct
43 Correct 21 ms 42568 KB Output is correct
44 Correct 21 ms 42552 KB Output is correct
45 Correct 25 ms 42536 KB Output is correct
46 Correct 20 ms 42568 KB Output is correct
47 Correct 24 ms 42568 KB Output is correct
48 Correct 20 ms 42596 KB Output is correct
49 Correct 20 ms 42568 KB Output is correct
50 Correct 21 ms 42588 KB Output is correct
51 Correct 21 ms 42536 KB Output is correct
52 Correct 23 ms 42508 KB Output is correct
53 Correct 22 ms 42548 KB Output is correct
54 Correct 24 ms 42528 KB Output is correct
55 Correct 24 ms 42528 KB Output is correct
56 Correct 21 ms 42568 KB Output is correct
57 Correct 21 ms 42568 KB Output is correct
58 Correct 22 ms 42568 KB Output is correct
59 Correct 22 ms 42560 KB Output is correct
60 Correct 22 ms 42616 KB Output is correct
61 Correct 23 ms 42552 KB Output is correct
62 Correct 22 ms 42588 KB Output is correct
63 Correct 23 ms 42560 KB Output is correct
64 Correct 21 ms 42568 KB Output is correct
65 Correct 20 ms 42604 KB Output is correct
66 Correct 39 ms 42696 KB Output is correct
67 Correct 47 ms 42632 KB Output is correct
68 Correct 27 ms 42568 KB Output is correct
69 Correct 47 ms 42632 KB Output is correct
70 Correct 34 ms 42568 KB Output is correct
71 Correct 51 ms 42640 KB Output is correct
72 Correct 42 ms 42696 KB Output is correct
73 Correct 42 ms 42692 KB Output is correct
74 Correct 50 ms 42696 KB Output is correct
75 Correct 30 ms 42696 KB Output is correct
76 Correct 50 ms 42648 KB Output is correct
77 Correct 33 ms 42696 KB Output is correct
78 Correct 47 ms 42696 KB Output is correct
79 Correct 21 ms 42568 KB Output is correct
80 Correct 22 ms 42568 KB Output is correct
81 Correct 24 ms 42568 KB Output is correct
82 Correct 23 ms 42540 KB Output is correct
83 Correct 25 ms 42620 KB Output is correct
84 Correct 23 ms 42568 KB Output is correct
85 Correct 23 ms 42568 KB Output is correct
86 Correct 21 ms 42568 KB Output is correct
87 Correct 21 ms 42504 KB Output is correct
88 Correct 22 ms 42548 KB Output is correct
89 Correct 22 ms 42568 KB Output is correct
90 Correct 23 ms 42568 KB Output is correct
91 Correct 22 ms 42560 KB Output is correct
92 Correct 30 ms 42568 KB Output is correct
93 Correct 21 ms 42608 KB Output is correct
94 Correct 20 ms 42696 KB Output is correct
95 Correct 20 ms 42560 KB Output is correct
96 Correct 20 ms 42568 KB Output is correct
97 Correct 21 ms 42568 KB Output is correct
98 Correct 21 ms 42548 KB Output is correct
99 Correct 23 ms 42568 KB Output is correct
100 Correct 21 ms 42568 KB Output is correct
101 Correct 23 ms 42600 KB Output is correct
102 Runtime error 3 ms 328 KB Execution killed with signal 6
103 Halted 0 ms 0 KB -