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Submission #1085156

# Submission time Handle Problem Language Result Execution time Memory
1085156 2024-09-07T15:59:21 Z ZeroCool Fireworks (APIO16_fireworks) C++14
100 / 100
 166 ms 71052 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ll long long
#define ld long double
#define ar array

const int MOD = 1e9 + 7;
const ll INF = 1e18;
const int N = 3e5 + 20;



priority_queue<int> pq[N];
int n, m, A[N];
vector<int> g[N];

void dfs(int x){
    for(auto u: g[x]){
        dfs(u);
        if(pq[u].size() > pq[x].size())swap(pq[u], pq[x]);
        while(pq[u].size()){
            pq[x].push(pq[u].top());
            pq[u].pop();
        }
    }
    int l = 0, r = 0;
    if(x < n){
        for(int i = 1;i < g[x].size();i++)pq[x].pop();
        l = pq[x].top();
        pq[x].pop();
        r = pq[x].top();
        pq[x].pop();
    }
    pq[x].push(l + A[x]);
    pq[x].push(r + A[x]);
}

signed main() {ios_base::sync_with_stdio(false);cin.tie(0);
    cin>>n>>m;
    int ans = 0;
    for(int i = 1;i < n + m;i++){
        int p;
        cin>>p>>A[i];
        --p;   
        g[p].push_back(i);
        ans += A[i];
    }
    dfs(0);
    pq[0].pop();
    while(pq[0].size()){
        ans -= pq[0].top();
        pq[0].pop();
    }
    cout<<ans;
}

Compilation message

fireworks.cpp: In function 'void dfs(long long int)':
fireworks.cpp:29:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int, std::allocator<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |         for(int i = 1;i < g[x].size();i++)pq[x].pop();
      |                       ~~^~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 16728 KB Output is correct
2 Correct 7 ms 16732 KB Output is correct
3 Correct 7 ms 16680 KB Output is correct
4 Correct 7 ms 16732 KB Output is correct
5 Correct 7 ms 16732 KB Output is correct
6 Correct 7 ms 16752 KB Output is correct
7 Correct 7 ms 16728 KB Output is correct
8 Correct 7 ms 16732 KB Output is correct
9 Correct 7 ms 16732 KB Output is correct
10 Correct 8 ms 16732 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 16904 KB Output is correct
2 Correct 8 ms 16728 KB Output is correct
3 Correct 7 ms 16904 KB Output is correct
4 Correct 7 ms 16732 KB Output is correct
5 Correct 8 ms 16732 KB Output is correct
6 Correct 7 ms 16732 KB Output is correct
7 Correct 7 ms 16732 KB Output is correct
8 Correct 7 ms 16732 KB Output is correct
9 Correct 7 ms 16732 KB Output is correct
10 Correct 8 ms 16732 KB Output is correct
11 Correct 7 ms 16732 KB Output is correct
12 Correct 7 ms 16732 KB Output is correct
13 Correct 7 ms 16732 KB Output is correct
14 Correct 7 ms 16732 KB Output is correct
15 Correct 8 ms 16732 KB Output is correct
16 Correct 7 ms 16828 KB Output is correct
17 Correct 7 ms 16732 KB Output is correct
18 Correct 9 ms 16772 KB Output is correct
19 Correct 7 ms 16732 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 16728 KB Output is correct
2 Correct 7 ms 16732 KB Output is correct
3 Correct 7 ms 16680 KB Output is correct
4 Correct 7 ms 16732 KB Output is correct
5 Correct 7 ms 16732 KB Output is correct
6 Correct 7 ms 16752 KB Output is correct
7 Correct 7 ms 16728 KB Output is correct
8 Correct 7 ms 16732 KB Output is correct
9 Correct 7 ms 16732 KB Output is correct
10 Correct 8 ms 16732 KB Output is correct
11 Correct 8 ms 16904 KB Output is correct
12 Correct 8 ms 16728 KB Output is correct
13 Correct 7 ms 16904 KB Output is correct
14 Correct 7 ms 16732 KB Output is correct
15 Correct 8 ms 16732 KB Output is correct
16 Correct 7 ms 16732 KB Output is correct
17 Correct 7 ms 16732 KB Output is correct
18 Correct 7 ms 16732 KB Output is correct
19 Correct 7 ms 16732 KB Output is correct
20 Correct 8 ms 16732 KB Output is correct
21 Correct 7 ms 16732 KB Output is correct
22 Correct 7 ms 16732 KB Output is correct
23 Correct 7 ms 16732 KB Output is correct
24 Correct 7 ms 16732 KB Output is correct
25 Correct 8 ms 16732 KB Output is correct
26 Correct 7 ms 16828 KB Output is correct
27 Correct 7 ms 16732 KB Output is correct
28 Correct 9 ms 16772 KB Output is correct
29 Correct 7 ms 16732 KB Output is correct
30 Correct 7 ms 16732 KB Output is correct
31 Correct 7 ms 16920 KB Output is correct
32 Correct 8 ms 16788 KB Output is correct
33 Correct 8 ms 16988 KB Output is correct
34 Correct 8 ms 16988 KB Output is correct
35 Correct 7 ms 17160 KB Output is correct
36 Correct 8 ms 16984 KB Output is correct
37 Correct 8 ms 16984 KB Output is correct
38 Correct 12 ms 17244 KB Output is correct
39 Correct 9 ms 17260 KB Output is correct
40 Correct 9 ms 17760 KB Output is correct
41 Correct 8 ms 17756 KB Output is correct
42 Correct 8 ms 16988 KB Output is correct
43 Correct 8 ms 17500 KB Output is correct
44 Correct 9 ms 17244 KB Output is correct
45 Correct 9 ms 17420 KB Output is correct
46 Correct 9 ms 17344 KB Output is correct
47 Correct 9 ms 17244 KB Output is correct
48 Correct 8 ms 17244 KB Output is correct
49 Correct 9 ms 17104 KB Output is correct
50 Correct 9 ms 16984 KB Output is correct
51 Correct 9 ms 16984 KB Output is correct
52 Correct 8 ms 17140 KB Output is correct
53 Correct 9 ms 17116 KB Output is correct
54 Correct 9 ms 17244 KB Output is correct

Subtask #4
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 16728 KB Output is correct
2 Correct 7 ms 16732 KB Output is correct
3 Correct 7 ms 16680 KB Output is correct
4 Correct 7 ms 16732 KB Output is correct
5 Correct 7 ms 16732 KB Output is correct
6 Correct 7 ms 16752 KB Output is correct
7 Correct 7 ms 16728 KB Output is correct
8 Correct 7 ms 16732 KB Output is correct
9 Correct 7 ms 16732 KB Output is correct
10 Correct 8 ms 16732 KB Output is correct
11 Correct 8 ms 16904 KB Output is correct
12 Correct 8 ms 16728 KB Output is correct
13 Correct 7 ms 16904 KB Output is correct
14 Correct 7 ms 16732 KB Output is correct
15 Correct 8 ms 16732 KB Output is correct
16 Correct 7 ms 16732 KB Output is correct
17 Correct 7 ms 16732 KB Output is correct
18 Correct 7 ms 16732 KB Output is correct
19 Correct 7 ms 16732 KB Output is correct
20 Correct 8 ms 16732 KB Output is correct
21 Correct 7 ms 16732 KB Output is correct
22 Correct 7 ms 16732 KB Output is correct
23 Correct 7 ms 16732 KB Output is correct
24 Correct 7 ms 16732 KB Output is correct
25 Correct 8 ms 16732 KB Output is correct
26 Correct 7 ms 16828 KB Output is correct
27 Correct 7 ms 16732 KB Output is correct
28 Correct 9 ms 16772 KB Output is correct
29 Correct 7 ms 16732 KB Output is correct
30 Correct 7 ms 16732 KB Output is correct
31 Correct 7 ms 16920 KB Output is correct
32 Correct 8 ms 16788 KB Output is correct
33 Correct 8 ms 16988 KB Output is correct
34 Correct 8 ms 16988 KB Output is correct
35 Correct 7 ms 17160 KB Output is correct
36 Correct 8 ms 16984 KB Output is correct
37 Correct 8 ms 16984 KB Output is correct
38 Correct 12 ms 17244 KB Output is correct
39 Correct 9 ms 17260 KB Output is correct
40 Correct 9 ms 17760 KB Output is correct
41 Correct 8 ms 17756 KB Output is correct
42 Correct 8 ms 16988 KB Output is correct
43 Correct 8 ms 17500 KB Output is correct
44 Correct 9 ms 17244 KB Output is correct
45 Correct 9 ms 17420 KB Output is correct
46 Correct 9 ms 17344 KB Output is correct
47 Correct 9 ms 17244 KB Output is correct
48 Correct 8 ms 17244 KB Output is correct
49 Correct 9 ms 17104 KB Output is correct
50 Correct 9 ms 16984 KB Output is correct
51 Correct 9 ms 16984 KB Output is correct
52 Correct 8 ms 17140 KB Output is correct
53 Correct 9 ms 17116 KB Output is correct
54 Correct 9 ms 17244 KB Output is correct
55 Correct 12 ms 17752 KB Output is correct
56 Correct 27 ms 20316 KB Output is correct
57 Correct 43 ms 22864 KB Output is correct
58 Correct 65 ms 24524 KB Output is correct
59 Correct 72 ms 27084 KB Output is correct
60 Correct 91 ms 29644 KB Output is correct
61 Correct 113 ms 31692 KB Output is correct
62 Correct 122 ms 33228 KB Output is correct
63 Correct 159 ms 36228 KB Output is correct
64 Correct 151 ms 37060 KB Output is correct
65 Correct 87 ms 70992 KB Output is correct
66 Correct 88 ms 71052 KB Output is correct
67 Correct 79 ms 33388 KB Output is correct
68 Correct 124 ms 53444 KB Output is correct
69 Correct 150 ms 50624 KB Output is correct
70 Correct 146 ms 50632 KB Output is correct
71 Correct 165 ms 47804 KB Output is correct
72 Correct 166 ms 48060 KB Output is correct
73 Correct 150 ms 44004 KB Output is correct
74 Correct 153 ms 44148 KB Output is correct
75 Correct 152 ms 42652 KB Output is correct
76 Correct 151 ms 42560 KB Output is correct
77 Correct 147 ms 42432 KB Output is correct
78 Correct 160 ms 40260 KB Output is correct
79 Correct 133 ms 41408 KB Output is correct