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답안 #237751

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
237751 2020-06-08T15:42:01 Z Haunted_Cpp Pilot (NOI19_pilot) C++17
100 / 100
 727 ms 67632 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 1e6 + 5;

long long ans [N];

vector<int> arr, esq, dir;

int main () {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n, q;
  cin >> n >> q;
  arr.resize(n); esq.resize(n); dir.resize(n);
  vector< tuple<int, int, int> > sweep;
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
    sweep.emplace_back(arr[i], 0, i);
  }
  for (int i = 0; i < q; i++) {
    int where;
    cin >> where;
    sweep.emplace_back(where, 1, i);
  }
  sort (sweep.rbegin(), sweep.rend());
  auto calc = [&] (vector<int> elem, vector<int> &where, bool flip) {
    stack< pair<int, int> > stk;
    stk.push({(!flip ? -1 : n), numeric_limits<int>::max()});
    for (int i = (!flip ? 0 : n - 1); (!flip ? i < n : i >= 0) ; (!flip ? i++ : i--) ) {
      if (!flip) while (stk.top().second < elem[i]) stk.pop();
      else while (stk.top().second <= elem[i]) stk.pop();
      where[i] = stk.top().first;
      stk.push({i, elem[i]});
    }
  };
  calc (arr, esq, false);
  calc (arr, dir, true);
  long long res = n * (1LL + n) / 2;
  for (auto to : sweep) {
    int tipo = get<1> (to);
    if (tipo == 0) {
      // Place
      int where = get<2>(to);
      int na_esquerda = max (0, where - esq[where] - 1);
      int na_direita = max (0, dir[where] - where - 1);  
      res -= 1LL * (na_esquerda + 1) * (na_direita + 1);
    } else {
      // Reply
      ans[get<2>(to)] = res;
    }
  }
  for (int i = 0; i < q; i++) cout << ans[i] << '\n';
  return 0;
}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 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

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 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

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 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 512 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 37 ms 3704 KB Output is correct
2 Correct 33 ms 3784 KB Output is correct
3 Correct 32 ms 3704 KB Output is correct
4 Correct 31 ms 3704 KB Output is correct
5 Correct 32 ms 3704 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 61 ms 7652 KB Output is correct
2 Correct 65 ms 7880 KB Output is correct
3 Correct 63 ms 7668 KB Output is correct
4 Correct 63 ms 7780 KB Output is correct
5 Correct 62 ms 7528 KB Output is correct

Subtask #7
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 63 ms 7784 KB Output is correct
2 Correct 64 ms 7784 KB Output is correct
3 Correct 65 ms 7780 KB Output is correct
4 Correct 65 ms 7908 KB Output is correct
5 Correct 66 ms 8192 KB Output is correct

Subtask #8
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 37 ms 3704 KB Output is correct
12 Correct 33 ms 3784 KB Output is correct
13 Correct 32 ms 3704 KB Output is correct
14 Correct 31 ms 3704 KB Output is correct
15 Correct 32 ms 3704 KB Output is correct
16 Correct 32 ms 3704 KB Output is correct
17 Correct 33 ms 3820 KB Output is correct
18 Correct 34 ms 3832 KB Output is correct
19 Correct 31 ms 3576 KB Output is correct
20 Correct 33 ms 3832 KB Output is correct
21 Correct 30 ms 3576 KB Output is correct
22 Correct 35 ms 3960 KB Output is correct
23 Correct 33 ms 3704 KB Output is correct
24 Correct 31 ms 3704 KB Output is correct
25 Correct 33 ms 3704 KB Output is correct

Subtask #9
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 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 512 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 37 ms 3704 KB Output is correct
27 Correct 33 ms 3784 KB Output is correct
28 Correct 32 ms 3704 KB Output is correct
29 Correct 31 ms 3704 KB Output is correct
30 Correct 32 ms 3704 KB Output is correct
31 Correct 61 ms 7652 KB Output is correct
32 Correct 65 ms 7880 KB Output is correct
33 Correct 63 ms 7668 KB Output is correct
34 Correct 63 ms 7780 KB Output is correct
35 Correct 62 ms 7528 KB Output is correct
36 Correct 63 ms 7784 KB Output is correct
37 Correct 64 ms 7784 KB Output is correct
38 Correct 65 ms 7780 KB Output is correct
39 Correct 65 ms 7908 KB Output is correct
40 Correct 66 ms 8192 KB Output is correct
41 Correct 32 ms 3704 KB Output is correct
42 Correct 33 ms 3820 KB Output is correct
43 Correct 34 ms 3832 KB Output is correct
44 Correct 31 ms 3576 KB Output is correct
45 Correct 33 ms 3832 KB Output is correct
46 Correct 30 ms 3576 KB Output is correct
47 Correct 35 ms 3960 KB Output is correct
48 Correct 33 ms 3704 KB Output is correct
49 Correct 31 ms 3704 KB Output is correct
50 Correct 33 ms 3704 KB Output is correct
51 Correct 67 ms 6884 KB Output is correct
52 Correct 67 ms 6768 KB Output is correct
53 Correct 75 ms 6888 KB Output is correct
54 Correct 66 ms 6760 KB Output is correct
55 Correct 66 ms 6884 KB Output is correct

Subtask #10
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 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 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 432 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 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 512 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 37 ms 3704 KB Output is correct
27 Correct 33 ms 3784 KB Output is correct
28 Correct 32 ms 3704 KB Output is correct
29 Correct 31 ms 3704 KB Output is correct
30 Correct 32 ms 3704 KB Output is correct
31 Correct 61 ms 7652 KB Output is correct
32 Correct 65 ms 7880 KB Output is correct
33 Correct 63 ms 7668 KB Output is correct
34 Correct 63 ms 7780 KB Output is correct
35 Correct 62 ms 7528 KB Output is correct
36 Correct 63 ms 7784 KB Output is correct
37 Correct 64 ms 7784 KB Output is correct
38 Correct 65 ms 7780 KB Output is correct
39 Correct 65 ms 7908 KB Output is correct
40 Correct 66 ms 8192 KB Output is correct
41 Correct 32 ms 3704 KB Output is correct
42 Correct 33 ms 3820 KB Output is correct
43 Correct 34 ms 3832 KB Output is correct
44 Correct 31 ms 3576 KB Output is correct
45 Correct 33 ms 3832 KB Output is correct
46 Correct 30 ms 3576 KB Output is correct
47 Correct 35 ms 3960 KB Output is correct
48 Correct 33 ms 3704 KB Output is correct
49 Correct 31 ms 3704 KB Output is correct
50 Correct 33 ms 3704 KB Output is correct
51 Correct 67 ms 6884 KB Output is correct
52 Correct 67 ms 6768 KB Output is correct
53 Correct 75 ms 6888 KB Output is correct
54 Correct 66 ms 6760 KB Output is correct
55 Correct 66 ms 6884 KB Output is correct
56 Correct 706 ms 62896 KB Output is correct
57 Correct 694 ms 65700 KB Output is correct
58 Correct 674 ms 62148 KB Output is correct
59 Correct 677 ms 63512 KB Output is correct
60 Correct 727 ms 67632 KB Output is correct