Submission #1118370

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1118370	2024-11-25 12:05:22	alexdd	Magic Tree (CEOI19_magictree)	C++17	100 / 100	129 ms	35912 KiB

magictree

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#include<bits/stdc++.h>
using namespace std;
#define int long long
const int INF = 1e9;
int n,m,k;
vector<int> con[100005];
int parent[100005];
int d[100005],w[100005];
map<int,int> dp[100005];
void dfs(int nod)
{
    int maxc=-1,heavy=-1;
    for(int adj:con[nod])
    {
        dfs(adj);
        if((int)dp[adj].size() > maxc)
            maxc = dp[adj].size(), heavy = adj;
    }
    if(heavy!=-1) swap(dp[nod], dp[heavy]);
    for(int adj:con[nod])
    {
        if(adj==heavy)
            continue;
        for(auto it:dp[adj])
            dp[nod][it.first] += it.second;
    }
    if(w[nod] > 0)
    {
        dp[nod][d[nod]] += w[nod];
        auto it = dp[nod].upper_bound(d[nod]);
 
 
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