Submission #1168234

#	Time	Username	Problem	Language	Result	Execution time	Memory
1168234		MuhammadSaram	Triumphal arch (POI13_luk)	C++20	30 / 100	151 ms	23916 KiB

luk

#include <bits/stdc++.h>

using namespace std;

#define int long long

const int M = 3e5 + 1;

vector<int> nei[M];
int dp[M],dep[M];

void dfs(int u,int p=0)
{
	dp[u]=dp[p]+nei[u].size()-1;
	for (int i:nei[u])
		if (i!=p)
		{
			dep[i]=dep[u]+1;
			dfs(i,u);
		}
}

signed main()
{
	ios::sync_with_stdio(0);
	cin.tie(NULL), cout.tie(NULL);
	
	int n;
	cin>>n;
	for (int i=1;i<n;i++)
	{
		int u,v;
		cin>>u>>v;
		nei[u].push_back(v);
		nei[v].push_back(u);
	}
	dp[0]=dep[1]=1;
	dfs(1);
	int ans=0;
	for (int i=1;i<=n;i++)
		ans=max(ans,(dp[i]+dep[i]-1)/dep[i]);
	cout<<ans<<endl;
	
	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10