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Submission #1092152

# Submission time Handle Problem Language Result Execution time Memory
1092152 2024-09-23T10:38:09 Z ASN49K Fireworks (APIO16_fireworks) C++14
100 / 100
 315 ms 98136 KB 
#include <bits/stdc++.h>
using namespace std;
using i64=long long;
#define UNUSED -1
#define all(x) x.begin(),x.end()
#define pb push_back
const int mod=1e9+7,inf=1e9+1;
const int N=3e5;
vector<pair<int,int>>g[N];
multiset<i64>mp[N];
i64 rez[N];
void dfs(int nod)
{
    if(g[nod].size()==0)
    {
        mp[nod].insert(0);
        mp[nod].insert(0);
        return;
    }
    for(auto &c:g[nod])
    {
        dfs(c.first);
        i64 v1=*mp[c.first].rbegin();
        mp[c.first].erase(mp[c.first].find(v1));
        i64 v2=*mp[c.first].rbegin();
        mp[c.first].erase(mp[c.first].find(v2));

        mp[c.first].insert(v1+c.second);
        mp[c.first].insert(v2+c.second);


        if(mp[nod].size() < mp[c.first].size())
        {
            swap(mp[nod] , mp[c.first]);
        }
        for(auto &v:mp[c.first])
        {
            mp[nod].insert(v);
        }
    }
    for(int i=1;i<(int)g[nod].size();i++)
    {
        mp[nod].erase(mp[nod].find(*mp[nod].rbegin()));
    }
}
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n,m;
    cin>>n>>m;
    n+=m;

    i64 rez=0;
    for(int i=1;i<n;i++)
    {
        int x,y;
        cin>>x>>y;
        rez+=y;
        x--;
        g[x].pb({i,y});
    }
    dfs(0);
    i64 last=0;
    for(int i=m;i>0;i--)
    {
        i64 it=*mp[0].begin();
        mp[0].erase(mp[0].find(it));
        rez+=(last-it)*i;
        last=it;
    }
    cout<<rez;
}
/*
4 6
1 5
2 5
2 8
3 3
3 2
3 3
2 9
4 4
4 3
*/

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 21596 KB Output is correct
2 Correct 8 ms 21340 KB Output is correct
3 Correct 9 ms 21596 KB Output is correct
4 Correct 10 ms 21596 KB Output is correct
5 Correct 8 ms 21456 KB Output is correct
6 Correct 9 ms 21596 KB Output is correct
7 Correct 9 ms 21596 KB Output is correct
8 Correct 9 ms 21504 KB Output is correct
9 Correct 9 ms 21596 KB Output is correct
10 Correct 9 ms 21596 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 21596 KB Output is correct
2 Correct 8 ms 21340 KB Output is correct
3 Correct 8 ms 21432 KB Output is correct
4 Correct 9 ms 21596 KB Output is correct
5 Correct 9 ms 21596 KB Output is correct
6 Correct 9 ms 21596 KB Output is correct
7 Correct 9 ms 21592 KB Output is correct
8 Correct 9 ms 21596 KB Output is correct
9 Correct 9 ms 21596 KB Output is correct
10 Correct 9 ms 21596 KB Output is correct
11 Correct 11 ms 21596 KB Output is correct
12 Correct 11 ms 21628 KB Output is correct
13 Correct 10 ms 21596 KB Output is correct
14 Correct 10 ms 21596 KB Output is correct
15 Correct 9 ms 21596 KB Output is correct
16 Correct 11 ms 21596 KB Output is correct
17 Correct 10 ms 21596 KB Output is correct
18 Correct 9 ms 21424 KB Output is correct
19 Correct 9 ms 21596 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 21596 KB Output is correct
2 Correct 8 ms 21340 KB Output is correct
3 Correct 9 ms 21596 KB Output is correct
4 Correct 10 ms 21596 KB Output is correct
5 Correct 8 ms 21456 KB Output is correct
6 Correct 9 ms 21596 KB Output is correct
7 Correct 9 ms 21596 KB Output is correct
8 Correct 9 ms 21504 KB Output is correct
9 Correct 9 ms 21596 KB Output is correct
10 Correct 9 ms 21596 KB Output is correct
11 Correct 9 ms 21596 KB Output is correct
12 Correct 8 ms 21340 KB Output is correct
13 Correct 8 ms 21432 KB Output is correct
14 Correct 9 ms 21596 KB Output is correct
15 Correct 9 ms 21596 KB Output is correct
16 Correct 9 ms 21596 KB Output is correct
17 Correct 9 ms 21592 KB Output is correct
18 Correct 9 ms 21596 KB Output is correct
19 Correct 9 ms 21596 KB Output is correct
20 Correct 9 ms 21596 KB Output is correct
21 Correct 11 ms 21596 KB Output is correct
22 Correct 11 ms 21628 KB Output is correct
23 Correct 10 ms 21596 KB Output is correct
24 Correct 10 ms 21596 KB Output is correct
25 Correct 9 ms 21596 KB Output is correct
26 Correct 11 ms 21596 KB Output is correct
27 Correct 10 ms 21596 KB Output is correct
28 Correct 9 ms 21424 KB Output is correct
29 Correct 9 ms 21596 KB Output is correct
30 Correct 9 ms 21592 KB Output is correct
31 Correct 10 ms 21592 KB Output is correct
32 Correct 10 ms 21592 KB Output is correct
33 Correct 11 ms 21852 KB Output is correct
34 Correct 15 ms 21852 KB Output is correct
35 Correct 11 ms 21964 KB Output is correct
36 Correct 12 ms 21852 KB Output is correct
37 Correct 11 ms 21956 KB Output is correct
38 Correct 11 ms 22052 KB Output is correct
39 Correct 11 ms 22108 KB Output is correct
40 Correct 11 ms 22356 KB Output is correct
41 Correct 11 ms 22528 KB Output is correct
42 Correct 10 ms 21824 KB Output is correct
43 Correct 12 ms 22364 KB Output is correct
44 Correct 11 ms 22364 KB Output is correct
45 Correct 14 ms 22364 KB Output is correct
46 Correct 12 ms 22528 KB Output is correct
47 Correct 12 ms 22620 KB Output is correct
48 Correct 11 ms 22396 KB Output is correct
49 Correct 13 ms 22364 KB Output is correct
50 Correct 11 ms 22364 KB Output is correct
51 Correct 11 ms 22360 KB Output is correct
52 Correct 11 ms 22364 KB Output is correct
53 Correct 11 ms 22364 KB Output is correct
54 Correct 11 ms 22616 KB Output is correct

Subtask #4
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 21596 KB Output is correct
2 Correct 8 ms 21340 KB Output is correct
3 Correct 9 ms 21596 KB Output is correct
4 Correct 10 ms 21596 KB Output is correct
5 Correct 8 ms 21456 KB Output is correct
6 Correct 9 ms 21596 KB Output is correct
7 Correct 9 ms 21596 KB Output is correct
8 Correct 9 ms 21504 KB Output is correct
9 Correct 9 ms 21596 KB Output is correct
10 Correct 9 ms 21596 KB Output is correct
11 Correct 9 ms 21596 KB Output is correct
12 Correct 8 ms 21340 KB Output is correct
13 Correct 8 ms 21432 KB Output is correct
14 Correct 9 ms 21596 KB Output is correct
15 Correct 9 ms 21596 KB Output is correct
16 Correct 9 ms 21596 KB Output is correct
17 Correct 9 ms 21592 KB Output is correct
18 Correct 9 ms 21596 KB Output is correct
19 Correct 9 ms 21596 KB Output is correct
20 Correct 9 ms 21596 KB Output is correct
21 Correct 11 ms 21596 KB Output is correct
22 Correct 11 ms 21628 KB Output is correct
23 Correct 10 ms 21596 KB Output is correct
24 Correct 10 ms 21596 KB Output is correct
25 Correct 9 ms 21596 KB Output is correct
26 Correct 11 ms 21596 KB Output is correct
27 Correct 10 ms 21596 KB Output is correct
28 Correct 9 ms 21424 KB Output is correct
29 Correct 9 ms 21596 KB Output is correct
30 Correct 9 ms 21592 KB Output is correct
31 Correct 10 ms 21592 KB Output is correct
32 Correct 10 ms 21592 KB Output is correct
33 Correct 11 ms 21852 KB Output is correct
34 Correct 15 ms 21852 KB Output is correct
35 Correct 11 ms 21964 KB Output is correct
36 Correct 12 ms 21852 KB Output is correct
37 Correct 11 ms 21956 KB Output is correct
38 Correct 11 ms 22052 KB Output is correct
39 Correct 11 ms 22108 KB Output is correct
40 Correct 11 ms 22356 KB Output is correct
41 Correct 11 ms 22528 KB Output is correct
42 Correct 10 ms 21824 KB Output is correct
43 Correct 12 ms 22364 KB Output is correct
44 Correct 11 ms 22364 KB Output is correct
45 Correct 14 ms 22364 KB Output is correct
46 Correct 12 ms 22528 KB Output is correct
47 Correct 12 ms 22620 KB Output is correct
48 Correct 11 ms 22396 KB Output is correct
49 Correct 13 ms 22364 KB Output is correct
50 Correct 11 ms 22364 KB Output is correct
51 Correct 11 ms 22360 KB Output is correct
52 Correct 11 ms 22364 KB Output is correct
53 Correct 11 ms 22364 KB Output is correct
54 Correct 11 ms 22616 KB Output is correct
55 Correct 16 ms 23132 KB Output is correct
56 Correct 36 ms 27884 KB Output is correct
57 Correct 54 ms 32852 KB Output is correct
58 Correct 75 ms 36436 KB Output is correct
59 Correct 98 ms 41212 KB Output is correct
60 Correct 124 ms 46420 KB Output is correct
61 Correct 147 ms 49880 KB Output is correct
62 Correct 170 ms 53328 KB Output is correct
63 Correct 204 ms 60244 KB Output is correct
64 Correct 221 ms 60752 KB Output is correct
65 Correct 105 ms 77904 KB Output is correct
66 Correct 104 ms 78020 KB Output is correct
67 Correct 91 ms 35924 KB Output is correct
68 Correct 159 ms 73040 KB Output is correct
69 Correct 191 ms 70752 KB Output is correct
70 Correct 179 ms 70612 KB Output is correct
71 Correct 315 ms 98136 KB Output is correct
72 Correct 282 ms 97620 KB Output is correct
73 Correct 264 ms 84860 KB Output is correct
74 Correct 279 ms 84816 KB Output is correct
75 Correct 264 ms 83792 KB Output is correct
76 Correct 271 ms 84304 KB Output is correct
77 Correct 275 ms 82124 KB Output is correct
78 Correct 292 ms 79176 KB Output is correct
79 Correct 293 ms 83648 KB Output is correct