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Submission #651398

# Submission time Handle Problem Language Result Execution time Memory
651398 2022-10-18T16:37:29 Z ThinGarfield Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++11
100 / 100
 1014 ms 69284 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 1e6 + 5;
const int Q = N;
int n, q, a[N], bit[N];
vector<int> qs[N];
bitset<N> ans;
struct t {
  int l, r, k;
} query[Q];

void upd(int i, int x) {
  while (i > 0) {
    bit[i] = max(bit[i], x);
    i -= i & -i;
  }
}

int qry(int i) {
  int r = 0;
  while (i <= n) {
    r = max(r, bit[i]);
    i += i & -i;
  }
  return r;
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);

  cin >> n >> q;
  a[0] = int(1e9) + 1;
  for (int i = 1; i <= n; ++i) cin >> a[i];
  for (int i = 0; i < q; ++i) {
    cin >> query[i].l >> query[i].r >> query[i].k;
    qs[query[i].r].push_back(i);
  }

  vector<int> st{0};
  for (int i = 1; i <= n; ++i) {
    while (a[st.back()] <= a[i]) st.pop_back();
    upd(st.back(), a[i] + a[st.back()]);
    st.push_back(i);
    for (int j : qs[i]) ans[j] = qry(query[j].l) <= query[j].k;
  }
  for (int i = 0; i < q; ++i) cout << ans[i] << '\n';
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23764 KB Output is correct
2 Correct 14 ms 23816 KB Output is correct
3 Correct 17 ms 23820 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 14 ms 23828 KB Output is correct
6 Correct 13 ms 23828 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 15 ms 23832 KB Output is correct
9 Correct 14 ms 23824 KB Output is correct
10 Correct 13 ms 23764 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23764 KB Output is correct
2 Correct 14 ms 23816 KB Output is correct
3 Correct 17 ms 23820 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 14 ms 23828 KB Output is correct
6 Correct 13 ms 23828 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 15 ms 23832 KB Output is correct
9 Correct 14 ms 23824 KB Output is correct
10 Correct 13 ms 23764 KB Output is correct
11 Correct 16 ms 23960 KB Output is correct
12 Correct 15 ms 24020 KB Output is correct
13 Correct 16 ms 24020 KB Output is correct
14 Correct 20 ms 24104 KB Output is correct
15 Correct 16 ms 24148 KB Output is correct
16 Correct 16 ms 24020 KB Output is correct
17 Correct 16 ms 24048 KB Output is correct
18 Correct 16 ms 24116 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1008 ms 69284 KB Output is correct
2 Correct 921 ms 64256 KB Output is correct
3 Correct 1014 ms 64192 KB Output is correct
4 Correct 922 ms 64412 KB Output is correct
5 Correct 892 ms 64208 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 29568 KB Output is correct
2 Correct 62 ms 28784 KB Output is correct
3 Correct 65 ms 28852 KB Output is correct
4 Correct 77 ms 29068 KB Output is correct
5 Correct 66 ms 29124 KB Output is correct
6 Correct 54 ms 28024 KB Output is correct
7 Correct 58 ms 27996 KB Output is correct
8 Correct 80 ms 28784 KB Output is correct
9 Correct 49 ms 27032 KB Output is correct
10 Correct 65 ms 28744 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23764 KB Output is correct
2 Correct 14 ms 23816 KB Output is correct
3 Correct 17 ms 23820 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 14 ms 23828 KB Output is correct
6 Correct 13 ms 23828 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 15 ms 23832 KB Output is correct
9 Correct 14 ms 23824 KB Output is correct
10 Correct 13 ms 23764 KB Output is correct
11 Correct 16 ms 23960 KB Output is correct
12 Correct 15 ms 24020 KB Output is correct
13 Correct 16 ms 24020 KB Output is correct
14 Correct 20 ms 24104 KB Output is correct
15 Correct 16 ms 24148 KB Output is correct
16 Correct 16 ms 24020 KB Output is correct
17 Correct 16 ms 24048 KB Output is correct
18 Correct 16 ms 24116 KB Output is correct
19 Correct 167 ms 36236 KB Output is correct
20 Correct 199 ms 36156 KB Output is correct
21 Correct 139 ms 34636 KB Output is correct
22 Correct 143 ms 34452 KB Output is correct
23 Correct 147 ms 34500 KB Output is correct
24 Correct 119 ms 33476 KB Output is correct
25 Correct 142 ms 33564 KB Output is correct
26 Correct 163 ms 34256 KB Output is correct
27 Correct 155 ms 34308 KB Output is correct
28 Correct 144 ms 34612 KB Output is correct
29 Correct 190 ms 35608 KB Output is correct
30 Correct 187 ms 35360 KB Output is correct
31 Correct 163 ms 35396 KB Output is correct
32 Correct 178 ms 35332 KB Output is correct
33 Correct 170 ms 35360 KB Output is correct
34 Correct 134 ms 33356 KB Output is correct
35 Correct 133 ms 33280 KB Output is correct
36 Correct 121 ms 33412 KB Output is correct
37 Correct 138 ms 33328 KB Output is correct
38 Correct 121 ms 33428 KB Output is correct
39 Correct 152 ms 35412 KB Output is correct
40 Correct 140 ms 34116 KB Output is correct
41 Correct 143 ms 35200 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23764 KB Output is correct
2 Correct 14 ms 23816 KB Output is correct
3 Correct 17 ms 23820 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 14 ms 23828 KB Output is correct
6 Correct 13 ms 23828 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 15 ms 23832 KB Output is correct
9 Correct 14 ms 23824 KB Output is correct
10 Correct 13 ms 23764 KB Output is correct
11 Correct 16 ms 23960 KB Output is correct
12 Correct 15 ms 24020 KB Output is correct
13 Correct 16 ms 24020 KB Output is correct
14 Correct 20 ms 24104 KB Output is correct
15 Correct 16 ms 24148 KB Output is correct
16 Correct 16 ms 24020 KB Output is correct
17 Correct 16 ms 24048 KB Output is correct
18 Correct 16 ms 24116 KB Output is correct
19 Correct 1008 ms 69284 KB Output is correct
20 Correct 921 ms 64256 KB Output is correct
21 Correct 1014 ms 64192 KB Output is correct
22 Correct 922 ms 64412 KB Output is correct
23 Correct 892 ms 64208 KB Output is correct
24 Correct 67 ms 29568 KB Output is correct
25 Correct 62 ms 28784 KB Output is correct
26 Correct 65 ms 28852 KB Output is correct
27 Correct 77 ms 29068 KB Output is correct
28 Correct 66 ms 29124 KB Output is correct
29 Correct 54 ms 28024 KB Output is correct
30 Correct 58 ms 27996 KB Output is correct
31 Correct 80 ms 28784 KB Output is correct
32 Correct 49 ms 27032 KB Output is correct
33 Correct 65 ms 28744 KB Output is correct
34 Correct 167 ms 36236 KB Output is correct
35 Correct 199 ms 36156 KB Output is correct
36 Correct 139 ms 34636 KB Output is correct
37 Correct 143 ms 34452 KB Output is correct
38 Correct 147 ms 34500 KB Output is correct
39 Correct 119 ms 33476 KB Output is correct
40 Correct 142 ms 33564 KB Output is correct
41 Correct 163 ms 34256 KB Output is correct
42 Correct 155 ms 34308 KB Output is correct
43 Correct 144 ms 34612 KB Output is correct
44 Correct 190 ms 35608 KB Output is correct
45 Correct 187 ms 35360 KB Output is correct
46 Correct 163 ms 35396 KB Output is correct
47 Correct 178 ms 35332 KB Output is correct
48 Correct 170 ms 35360 KB Output is correct
49 Correct 134 ms 33356 KB Output is correct
50 Correct 133 ms 33280 KB Output is correct
51 Correct 121 ms 33412 KB Output is correct
52 Correct 138 ms 33328 KB Output is correct
53 Correct 121 ms 33428 KB Output is correct
54 Correct 152 ms 35412 KB Output is correct
55 Correct 140 ms 34116 KB Output is correct
56 Correct 143 ms 35200 KB Output is correct
57 Correct 956 ms 66548 KB Output is correct
58 Correct 974 ms 66672 KB Output is correct
59 Correct 865 ms 62744 KB Output is correct
60 Correct 889 ms 62704 KB Output is correct
61 Correct 927 ms 62540 KB Output is correct
62 Correct 900 ms 62540 KB Output is correct
63 Correct 608 ms 52816 KB Output is correct
64 Correct 584 ms 52928 KB Output is correct
65 Correct 809 ms 58208 KB Output is correct
66 Correct 906 ms 58212 KB Output is correct
67 Correct 849 ms 58608 KB Output is correct
68 Correct 902 ms 62720 KB Output is correct
69 Correct 927 ms 62768 KB Output is correct
70 Correct 958 ms 62228 KB Output is correct
71 Correct 921 ms 61192 KB Output is correct
72 Correct 931 ms 60992 KB Output is correct
73 Correct 567 ms 51024 KB Output is correct
74 Correct 589 ms 51064 KB Output is correct
75 Correct 563 ms 50976 KB Output is correct
76 Correct 560 ms 49536 KB Output is correct
77 Correct 549 ms 48648 KB Output is correct
78 Correct 739 ms 58184 KB Output is correct
79 Correct 597 ms 52528 KB Output is correct
80 Correct 715 ms 57400 KB Output is correct