Submission #1272695

#	Time	Username	Problem	Language	Result	Execution time	Memory
1272695		elotelo966	Cat in a tree (BOI17_catinatree)	C++20	0 / 100	1 ms	1336 KiB

catinatree

#include <bits/stdc++.h>
using namespace std;

// yine saçma sapan şeyler :))
 
#define int long long
#define OYY LLONG_MAX
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define fi first
#define se second
#define FOR for(int i=1;i<=n;i++)
#define mid (start+end)/2
#define pb push_back
#define lim 1505

typedef long long lo;

int n,d;

vector<int> v[lim];

deque<int> dp[lim];

inline bool ch(int node,int dist){
	return (int)dp[node].size()-1>=dist;
}

inline void f(int node){
	dp[node].pb(1);
	int kim=-1,mx_sz=1;
	for(auto go:v[node]){
		f(go);
		if(ch(go,d-1))dp[node][0]+=dp[go][d-1];
		if(mx_sz<=(int)dp[go].size()){
			mx_sz=(int)dp[go].size();
			kim=go;
		}
	}
	
	int cur=0;
	
	for(auto go:v[node]){
		if(go==kim)continue;
		cur=max(cur,(int)dp[go].size());
	}
	
	if(~kim){
		//cout<<kim<<" "<<dp[node][0]<<" "<<dp[kim][0]<<endl;
		dp[kim].push_front(dp[node][0]);
		swap(dp[kim],dp[node]);
	}
	
	cout<<kim<<" "<<" "<<node<<" "<<dp[node].size()<<" "<<dp[kim].size()<<endl;
	
	for(auto a:dp[node]){
		cout<<a<<" ";
	}
	
	cout<<endl;
	
	for(auto go:v[node]){
		cout<<dp[go].size()<<" "<<go<<endl;
	}
	
	cout<<cur<<endl;
	
	cur++;
	
	for(int j=1;j<=cur;j++){
		int tot=0,tot2=0,maxi=0;
		for(auto go:v[node]){
			if(go==kim)continue;
			if(ch(go,d-j-1))tot+=dp[go][d-j-1];
			if(ch(go,j-1))tot2+=dp[go][j-1];
			if(ch(go,j-1))maxi=max(maxi,dp[go][j-1]);
		}
		for(auto go:v[node]){
			if(go==kim)continue;
			if(ch(go,d-j-1))tot-=dp[go][d-j-1];
			if(ch(go,j-1))tot+=dp[go][j-1];
			if(ch(node,j) && j<=d-j)dp[node][j]=max(dp[node][j],tot);
			if(ch(go,j-1))tot-=dp[go][j-1];
			if(ch(go,d-j-1))tot+=dp[go][d-j-1];
		}
		if(j>=d-j){
			dp[node][j]=max(dp[node][j],tot2);
		}
	}
	
	for(int j=cur;j>=0;j--){
		if(ch(node,j+1))dp[node][j]=max(dp[node][j],dp[node][j+1]);
	}
}

int32_t main(){
	faster
	cin>>n>>d;
	d=min(d,n+2);
	
	FOR{
		if(i==1)continue;
		int x;cin>>x;
		x++;
		v[x].pb(i);
	}
	
	f(1);
	
	int cev=0;
	
	FOR{
		cout<<i<<" ";
		for(int j=0;j<(int)dp[i].size();j++){
			cout<<dp[i][j]<<" ";
		}
		cout<<'\n';
	}
	
	cout<<cev<<endl;
	
	return 0;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 40
• Subtask 3: 0 / 49