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Submission #569921

# Submission time Handle Problem Language Result Execution time Memory
569921 2022-05-28T08:34:36 Z SSRS Fireworks (APIO16_fireworks) C++14
100 / 100
 422 ms 64876 KB 
#include <bits/stdc++.h>
using namespace std;
int main(){
  int N, M;
  cin >> N >> M;
  vector<int> P(N + M), C(N + M);
  for (int i = 1; i < N + M; i++){
    cin >> P[i] >> C[i];
    P[i]--;
  }
  vector<vector<int>> c(N + M);
  for (int i = 1; i < N + M; i++){
    c[P[i]].push_back(i);
  }
  vector<long long> mn(N + M, 0);
  vector<priority_queue<long long>> L(N + M);
  vector<priority_queue<long long, vector<long long>, greater<long long>>> R(N + M);
  for (int i = N; i < N + M; i++){
    L[i].push(0);
    R[i].push(0);
  }
  for (int i = N - 1; i >= 0; i--){
    for (int j : c[i]){
      long long x = L[j].top();
      L[j].pop();
      L[j].push(x + C[j]);
      long long y = R[j].top();
      while (!R[j].empty()){
        R[j].pop();
      }
      R[j].push(y + C[j]);
    }
    for (int j : c[i]){
      if (L[j].size() + R[j].size() > L[i].size() + R[i].size()){
        swap(mn[i], mn[j]);
        swap(L[i], L[j]);
        swap(R[i], R[j]);
      }
      mn[i] += mn[j];
      while (!R[j].empty()){
        long long a = R[j].top();
        R[j].pop();
        if (!L[i].empty()){
          mn[i] += max(L[i].top() - a, (long long) 0);
        }
        L[i].push(a);
        R[i].push(L[i].top());
        L[i].pop();
      }
      while (!L[j].empty()){
        long long a = L[j].top();
        L[j].pop();
        if (!R[i].empty()){
          mn[i] += max(a - R[i].top(), (long long) 0);
        }
        R[i].push(a);
        L[i].push(R[i].top());
        R[i].pop();
      }
    }
  }
  cout << mn[0] << endl;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 2 ms 432 KB Output is correct
32 Correct 2 ms 468 KB Output is correct
33 Correct 3 ms 596 KB Output is correct
34 Correct 3 ms 724 KB Output is correct
35 Correct 6 ms 852 KB Output is correct
36 Correct 7 ms 972 KB Output is correct
37 Correct 5 ms 1092 KB Output is correct
38 Correct 6 ms 1108 KB Output is correct
39 Correct 7 ms 1108 KB Output is correct
40 Correct 7 ms 980 KB Output is correct
41 Correct 4 ms 980 KB Output is correct
42 Correct 7 ms 980 KB Output is correct
43 Correct 7 ms 1128 KB Output is correct
44 Correct 5 ms 1108 KB Output is correct
45 Correct 5 ms 1108 KB Output is correct
46 Correct 6 ms 1364 KB Output is correct
47 Correct 7 ms 1364 KB Output is correct
48 Correct 5 ms 1236 KB Output is correct
49 Correct 8 ms 1236 KB Output is correct
50 Correct 5 ms 1108 KB Output is correct
51 Correct 8 ms 1108 KB Output is correct
52 Correct 5 ms 1236 KB Output is correct
53 Correct 6 ms 1236 KB Output is correct
54 Correct 8 ms 1236 KB Output is correct

Subtask #4
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 2 ms 432 KB Output is correct
32 Correct 2 ms 468 KB Output is correct
33 Correct 3 ms 596 KB Output is correct
34 Correct 3 ms 724 KB Output is correct
35 Correct 6 ms 852 KB Output is correct
36 Correct 7 ms 972 KB Output is correct
37 Correct 5 ms 1092 KB Output is correct
38 Correct 6 ms 1108 KB Output is correct
39 Correct 7 ms 1108 KB Output is correct
40 Correct 7 ms 980 KB Output is correct
41 Correct 4 ms 980 KB Output is correct
42 Correct 7 ms 980 KB Output is correct
43 Correct 7 ms 1128 KB Output is correct
44 Correct 5 ms 1108 KB Output is correct
45 Correct 5 ms 1108 KB Output is correct
46 Correct 6 ms 1364 KB Output is correct
47 Correct 7 ms 1364 KB Output is correct
48 Correct 5 ms 1236 KB Output is correct
49 Correct 8 ms 1236 KB Output is correct
50 Correct 5 ms 1108 KB Output is correct
51 Correct 8 ms 1108 KB Output is correct
52 Correct 5 ms 1236 KB Output is correct
53 Correct 6 ms 1236 KB Output is correct
54 Correct 8 ms 1236 KB Output is correct
55 Correct 12 ms 2388 KB Output is correct
56 Correct 59 ms 8620 KB Output is correct
57 Correct 106 ms 14332 KB Output is correct
58 Correct 133 ms 18276 KB Output is correct
59 Correct 167 ms 24264 KB Output is correct
60 Correct 256 ms 29976 KB Output is correct
61 Correct 282 ms 34388 KB Output is correct
62 Correct 302 ms 37848 KB Output is correct
63 Correct 346 ms 45152 KB Output is correct
64 Correct 392 ms 47108 KB Output is correct
65 Correct 322 ms 40208 KB Output is correct
66 Correct 275 ms 40144 KB Output is correct
67 Correct 283 ms 40268 KB Output is correct
68 Correct 333 ms 47044 KB Output is correct
69 Correct 333 ms 47176 KB Output is correct
70 Correct 403 ms 47300 KB Output is correct
71 Correct 411 ms 64876 KB Output is correct
72 Correct 401 ms 64736 KB Output is correct
73 Correct 395 ms 61536 KB Output is correct
74 Correct 360 ms 61852 KB Output is correct
75 Correct 422 ms 60752 KB Output is correct
76 Correct 380 ms 61052 KB Output is correct
77 Correct 395 ms 58892 KB Output is correct
78 Correct 352 ms 57988 KB Output is correct
79 Correct 305 ms 58808 KB Output is correct