Submission #952356

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
952356	2024-03-23T15:37:57 Z	ind1v	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++11	100 / 100	2523 ms	262144 KB

sortbooks

#include <bits/stdc++.h>

using namespace std;

const int N = 1e6 + 2;
const int L = 20;

int n, m;
int rx[L][N];
int mx[L][N];
int mxr[L][N];

int rmx(int l, int r) {
  int w = __lg(r - l + 1);
  return max(mx[w][l], mx[w][r - (1 << w) + 1]);
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cin >> n >> m;
  for (int i = 1; i <= n; i++) {
    cin >> mx[0][i];
  }
  stack<int> st;
  for (int i = n; i >= 1; i--) {
    while (!st.empty() && mx[0][i] > mx[0][st.top()]) {
      st.pop();
    }
    rx[0][i] = (st.empty() ? n + 1 : st.top());
    st.push(i);
  }
  rx[0][n + 1] = n + 1;
  for (int j = 1; j < L; j++) {
    for (int i = 1; i <= n + 1; i++) {
      rx[j][i] = rx[j - 1][rx[j - 1][i]];
    }
    for (int i = 1; i + (1 << j) - 1 <= n; i++) {
      mx[j][i] = max(mx[j - 1][i], mx[j - 1][i + (1 << (j - 1))]);
    }
  }
  for (int i = 1; i <= n + 1; i++) {
    if (rx[0][i] > i + 1) {
      mxr[0][i] = mx[0][i] + rmx(i + 1, rx[0][i] - 1);
    }
  }
  for (int j = 1; j < L; j++) {
    for (int i = 1; i <= n + 1; i++) {
      mxr[j][i] = max(mxr[j - 1][i], mxr[j - 1][rx[j - 1][i]]);
    }
  }
  while (m--) {
    int l, r, k;
    cin >> l >> r >> k;
    bool f = true;
    for (int i = L - 1; i >= 0; i--) {
      if (rx[i][l] <= r) {
        f &= (mxr[i][l] <= k);
        l = rx[i][l];
      }
    }
    if (l < r) {
      f &= (mx[0][l] + rmx(l + 1, r) <= k);
    }
    cout << f << '\n';
  }
  return 0;
}

Subtask #1
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	86620 KB	Output is correct
2	Correct	8 ms	82520 KB	Output is correct
3	Correct	11 ms	96860 KB	Output is correct
4	Correct	10 ms	92764 KB	Output is correct
5	Correct	10 ms	96860 KB	Output is correct
6	Correct	12 ms	98960 KB	Output is correct
7	Correct	11 ms	98908 KB	Output is correct
8	Correct	11 ms	98908 KB	Output is correct
9	Correct	11 ms	98904 KB	Output is correct
10	Correct	11 ms	98908 KB	Output is correct

Subtask #2
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	86620 KB	Output is correct
2	Correct	8 ms	82520 KB	Output is correct
3	Correct	11 ms	96860 KB	Output is correct
4	Correct	10 ms	92764 KB	Output is correct
5	Correct	10 ms	96860 KB	Output is correct
6	Correct	12 ms	98960 KB	Output is correct
7	Correct	11 ms	98908 KB	Output is correct
8	Correct	11 ms	98908 KB	Output is correct
9	Correct	11 ms	98904 KB	Output is correct
10	Correct	11 ms	98908 KB	Output is correct
11	Correct	13 ms	103004 KB	Output is correct
12	Correct	14 ms	107104 KB	Output is correct
13	Correct	15 ms	107100 KB	Output is correct
14	Correct	14 ms	107100 KB	Output is correct
15	Correct	14 ms	107100 KB	Output is correct
16	Correct	14 ms	107064 KB	Output is correct
17	Correct	13 ms	107100 KB	Output is correct
18	Correct	14 ms	107100 KB	Output is correct

Subtask #3
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	870 ms	237168 KB	Output is correct
2	Correct	863 ms	237244 KB	Output is correct
3	Correct	849 ms	237136 KB	Output is correct
4	Correct	852 ms	237256 KB	Output is correct
5	Correct	2501 ms	239380 KB	Output is correct

Subtask #4
17.0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	60 ms	140260 KB	Output is correct
2	Correct	54 ms	140224 KB	Output is correct
3	Correct	72 ms	138320 KB	Output is correct
4	Correct	102 ms	138436 KB	Output is correct
5	Correct	90 ms	138332 KB	Output is correct
6	Correct	54 ms	140368 KB	Output is correct
7	Correct	55 ms	140380 KB	Output is correct
8	Correct	62 ms	140120 KB	Output is correct
9	Correct	35 ms	100956 KB	Output is correct
10	Correct	63 ms	140372 KB	Output is correct

Subtask #5
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	86620 KB	Output is correct
2	Correct	8 ms	82520 KB	Output is correct
3	Correct	11 ms	96860 KB	Output is correct
4	Correct	10 ms	92764 KB	Output is correct
5	Correct	10 ms	96860 KB	Output is correct
6	Correct	12 ms	98960 KB	Output is correct
7	Correct	11 ms	98908 KB	Output is correct
8	Correct	11 ms	98908 KB	Output is correct
9	Correct	11 ms	98904 KB	Output is correct
10	Correct	11 ms	98908 KB	Output is correct
11	Correct	13 ms	103004 KB	Output is correct
12	Correct	14 ms	107104 KB	Output is correct
13	Correct	15 ms	107100 KB	Output is correct
14	Correct	14 ms	107100 KB	Output is correct
15	Correct	14 ms	107100 KB	Output is correct
16	Correct	14 ms	107064 KB	Output is correct
17	Correct	13 ms	107100 KB	Output is correct
18	Correct	14 ms	107100 KB	Output is correct
19	Correct	156 ms	164992 KB	Output is correct
20	Correct	159 ms	165168 KB	Output is correct
21	Correct	102 ms	164944 KB	Output is correct
22	Correct	106 ms	164944 KB	Output is correct
23	Correct	105 ms	165040 KB	Output is correct
24	Correct	126 ms	163668 KB	Output is correct
25	Correct	132 ms	163592 KB	Output is correct
26	Correct	168 ms	163740 KB	Output is correct
27	Correct	155 ms	163600 KB	Output is correct
28	Correct	183 ms	163688 KB	Output is correct
29	Correct	243 ms	163664 KB	Output is correct
30	Correct	233 ms	163664 KB	Output is correct
31	Correct	243 ms	163600 KB	Output is correct
32	Correct	289 ms	163684 KB	Output is correct
33	Correct	236 ms	163664 KB	Output is correct
34	Correct	108 ms	165728 KB	Output is correct
35	Correct	108 ms	165712 KB	Output is correct
36	Correct	106 ms	165692 KB	Output is correct
37	Correct	104 ms	165700 KB	Output is correct
38	Correct	122 ms	165948 KB	Output is correct
39	Correct	189 ms	165408 KB	Output is correct
40	Correct	138 ms	146768 KB	Output is correct
41	Correct	139 ms	165132 KB	Output is correct

Subtask #6
23.0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	86620 KB	Output is correct
2	Correct	8 ms	82520 KB	Output is correct
3	Correct	11 ms	96860 KB	Output is correct
4	Correct	10 ms	92764 KB	Output is correct
5	Correct	10 ms	96860 KB	Output is correct
6	Correct	12 ms	98960 KB	Output is correct
7	Correct	11 ms	98908 KB	Output is correct
8	Correct	11 ms	98908 KB	Output is correct
9	Correct	11 ms	98904 KB	Output is correct
10	Correct	11 ms	98908 KB	Output is correct
11	Correct	13 ms	103004 KB	Output is correct
12	Correct	14 ms	107104 KB	Output is correct
13	Correct	15 ms	107100 KB	Output is correct
14	Correct	14 ms	107100 KB	Output is correct
15	Correct	14 ms	107100 KB	Output is correct
16	Correct	14 ms	107064 KB	Output is correct
17	Correct	13 ms	107100 KB	Output is correct
18	Correct	14 ms	107100 KB	Output is correct
19	Correct	870 ms	237168 KB	Output is correct
20	Correct	863 ms	237244 KB	Output is correct
21	Correct	849 ms	237136 KB	Output is correct
22	Correct	852 ms	237256 KB	Output is correct
23	Correct	2501 ms	239380 KB	Output is correct
24	Correct	60 ms	140260 KB	Output is correct
25	Correct	54 ms	140224 KB	Output is correct
26	Correct	72 ms	138320 KB	Output is correct
27	Correct	102 ms	138436 KB	Output is correct
28	Correct	90 ms	138332 KB	Output is correct
29	Correct	54 ms	140368 KB	Output is correct
30	Correct	55 ms	140380 KB	Output is correct
31	Correct	62 ms	140120 KB	Output is correct
32	Correct	35 ms	100956 KB	Output is correct
33	Correct	63 ms	140372 KB	Output is correct
34	Correct	156 ms	164992 KB	Output is correct
35	Correct	159 ms	165168 KB	Output is correct
36	Correct	102 ms	164944 KB	Output is correct
37	Correct	106 ms	164944 KB	Output is correct
38	Correct	105 ms	165040 KB	Output is correct
39	Correct	126 ms	163668 KB	Output is correct
40	Correct	132 ms	163592 KB	Output is correct
41	Correct	168 ms	163740 KB	Output is correct
42	Correct	155 ms	163600 KB	Output is correct
43	Correct	183 ms	163688 KB	Output is correct
44	Correct	243 ms	163664 KB	Output is correct
45	Correct	233 ms	163664 KB	Output is correct
46	Correct	243 ms	163600 KB	Output is correct
47	Correct	289 ms	163684 KB	Output is correct
48	Correct	236 ms	163664 KB	Output is correct
49	Correct	108 ms	165728 KB	Output is correct
50	Correct	108 ms	165712 KB	Output is correct
51	Correct	106 ms	165692 KB	Output is correct
52	Correct	104 ms	165700 KB	Output is correct
53	Correct	122 ms	165948 KB	Output is correct
54	Correct	189 ms	165408 KB	Output is correct
55	Correct	138 ms	146768 KB	Output is correct
56	Correct	139 ms	165132 KB	Output is correct
57	Correct	848 ms	254292 KB	Output is correct
58	Correct	894 ms	258464 KB	Output is correct
59	Correct	779 ms	258360 KB	Output is correct
60	Correct	805 ms	245932 KB	Output is correct
61	Correct	831 ms	262144 KB	Output is correct
62	Correct	786 ms	262144 KB	Output is correct
63	Correct	611 ms	262144 KB	Output is correct
64	Correct	634 ms	262144 KB	Output is correct
65	Correct	2100 ms	262144 KB	Output is correct
66	Correct	2120 ms	262144 KB	Output is correct
67	Correct	2258 ms	262144 KB	Output is correct
68	Correct	2469 ms	262144 KB	Output is correct
69	Correct	2442 ms	262144 KB	Output is correct
70	Correct	2478 ms	262144 KB	Output is correct
71	Correct	2478 ms	262144 KB	Output is correct
72	Correct	2523 ms	262144 KB	Output is correct
73	Correct	541 ms	262144 KB	Output is correct
74	Correct	565 ms	262144 KB	Output is correct
75	Correct	529 ms	262144 KB	Output is correct
76	Correct	503 ms	262144 KB	Output is correct
77	Correct	504 ms	262144 KB	Output is correct
78	Correct	1861 ms	262144 KB	Output is correct
79	Correct	1205 ms	256456 KB	Output is correct
80	Correct	1043 ms	262144 KB	Output is correct

Submission #952356

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 9.0 / 9.0

Subtask #3 13.0 / 13.0

Subtask #4 17.0 / 17.0

Subtask #5 30.0 / 30.0

Subtask #6 23.0 / 23.0

Subtask #1
8.0 / 8.0

Subtask #2
9.0 / 9.0

Subtask #3
13.0 / 13.0

Subtask #4
17.0 / 17.0

Subtask #5
30.0 / 30.0

Subtask #6
23.0 / 23.0