oj.uz

Submission #224224

# Submission time Handle Problem Language Result Execution time Memory
224224 2020-04-17T14:07:27 Z bortoz Pilot (NOI19_pilot) C++17
89 / 100
 1000 ms 67700 KB 
#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
#define fi first
#define se second

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);

  int N, Q;
  cin >> N >> Q;

  vector<pair<int, int>> H(N);

  for (int i = 0; i < N; i++) {
    cin >> H[i].fi;
    H[i].se = i;
  }
  sort(H.begin(), H.end());

  vector<bool> vis(N);
  vector<int> par(N), left(N), right(N);
  iota(par.begin(), par.end(), 0);
  iota(left.begin(), left.end(), 0);
  iota(right.begin(), right.end(), 1);

  function<ll(int)> way = [&](int v) {
    return 1ll * (right[v] - left[v]) * (right[v] - left[v] + 1) / 2;
  };

  function<int(int)> find = [&](int v) {
    return v == par[v] ? v : (par[v] = find(par[v]));
  };

  function<ll(int, int)> merge = [&](int a, int b) {
    a = find(a), b = find(b);
    ll r = way(a) + way(b);
    par[a] = b;
    left[b] = left[a];
    return way(b) - r;
  };

  ll sum = 0;
  map<int, ll> res;
  for (auto [h, x] : H) {
    vis[x] = true;
    if (x > 0 && vis[x - 1]) {
      sum += merge(x - 1, x);
    }
    if (x + 1 < N && vis[x + 1]) {
      sum += merge(x, x + 1);
    }
    res[h] = sum += 1;
  }

  for (int i = 0; i < Q; i++) {
    int Y;
    cin >> Y;
    auto it = res.upper_bound(Y);
    cout << (it == res.begin() ? 0ll : prev(it)->se) << '\n';
  }

  return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 512 KB Output is correct
23 Correct 6 ms 384 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 384 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 6648 KB Output is correct
2 Correct 55 ms 8824 KB Output is correct
3 Correct 47 ms 6520 KB Output is correct
4 Correct 50 ms 8184 KB Output is correct
5 Correct 48 ms 6392 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 95 ms 10104 KB Output is correct
2 Correct 93 ms 10104 KB Output is correct
3 Correct 99 ms 9976 KB Output is correct
4 Correct 95 ms 10360 KB Output is correct
5 Correct 90 ms 9976 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 126 ms 10232 KB Output is correct
2 Correct 127 ms 10488 KB Output is correct
3 Correct 118 ms 10104 KB Output is correct
4 Correct 111 ms 10744 KB Output is correct
5 Correct 112 ms 10360 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 50 ms 6648 KB Output is correct
12 Correct 55 ms 8824 KB Output is correct
13 Correct 47 ms 6520 KB Output is correct
14 Correct 50 ms 8184 KB Output is correct
15 Correct 48 ms 6392 KB Output is correct
16 Correct 54 ms 6392 KB Output is correct
17 Correct 53 ms 8824 KB Output is correct
18 Correct 57 ms 8824 KB Output is correct
19 Correct 45 ms 6392 KB Output is correct
20 Correct 52 ms 8696 KB Output is correct
21 Correct 47 ms 6272 KB Output is correct
22 Correct 54 ms 8312 KB Output is correct
23 Correct 52 ms 6776 KB Output is correct
24 Correct 54 ms 8184 KB Output is correct
25 Correct 50 ms 6648 KB Output is correct

Subtask #9
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 512 KB Output is correct
23 Correct 6 ms 384 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 50 ms 6648 KB Output is correct
27 Correct 55 ms 8824 KB Output is correct
28 Correct 47 ms 6520 KB Output is correct
29 Correct 50 ms 8184 KB Output is correct
30 Correct 48 ms 6392 KB Output is correct
31 Correct 95 ms 10104 KB Output is correct
32 Correct 93 ms 10104 KB Output is correct
33 Correct 99 ms 9976 KB Output is correct
34 Correct 95 ms 10360 KB Output is correct
35 Correct 90 ms 9976 KB Output is correct
36 Correct 126 ms 10232 KB Output is correct
37 Correct 127 ms 10488 KB Output is correct
38 Correct 118 ms 10104 KB Output is correct
39 Correct 111 ms 10744 KB Output is correct
40 Correct 112 ms 10360 KB Output is correct
41 Correct 54 ms 6392 KB Output is correct
42 Correct 53 ms 8824 KB Output is correct
43 Correct 57 ms 8824 KB Output is correct
44 Correct 45 ms 6392 KB Output is correct
45 Correct 52 ms 8696 KB Output is correct
46 Correct 47 ms 6272 KB Output is correct
47 Correct 54 ms 8312 KB Output is correct
48 Correct 52 ms 6776 KB Output is correct
49 Correct 54 ms 8184 KB Output is correct
50 Correct 50 ms 6648 KB Output is correct
51 Correct 99 ms 8056 KB Output is correct
52 Correct 127 ms 9720 KB Output is correct
53 Correct 96 ms 8056 KB Output is correct
54 Correct 126 ms 9724 KB Output is correct
55 Correct 98 ms 8184 KB Output is correct

Subtask #10
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 512 KB Output is correct
23 Correct 6 ms 384 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 50 ms 6648 KB Output is correct
27 Correct 55 ms 8824 KB Output is correct
28 Correct 47 ms 6520 KB Output is correct
29 Correct 50 ms 8184 KB Output is correct
30 Correct 48 ms 6392 KB Output is correct
31 Correct 95 ms 10104 KB Output is correct
32 Correct 93 ms 10104 KB Output is correct
33 Correct 99 ms 9976 KB Output is correct
34 Correct 95 ms 10360 KB Output is correct
35 Correct 90 ms 9976 KB Output is correct
36 Correct 126 ms 10232 KB Output is correct
37 Correct 127 ms 10488 KB Output is correct
38 Correct 118 ms 10104 KB Output is correct
39 Correct 111 ms 10744 KB Output is correct
40 Correct 112 ms 10360 KB Output is correct
41 Correct 54 ms 6392 KB Output is correct
42 Correct 53 ms 8824 KB Output is correct
43 Correct 57 ms 8824 KB Output is correct
44 Correct 45 ms 6392 KB Output is correct
45 Correct 52 ms 8696 KB Output is correct
46 Correct 47 ms 6272 KB Output is correct
47 Correct 54 ms 8312 KB Output is correct
48 Correct 52 ms 6776 KB Output is correct
49 Correct 54 ms 8184 KB Output is correct
50 Correct 50 ms 6648 KB Output is correct
51 Correct 99 ms 8056 KB Output is correct
52 Correct 127 ms 9720 KB Output is correct
53 Correct 96 ms 8056 KB Output is correct
54 Correct 126 ms 9724 KB Output is correct
55 Correct 98 ms 8184 KB Output is correct
56 Execution timed out 1091 ms 67700 KB Time limit exceeded
57 Halted 0 ms 0 KB -