PAT 1106

#include<cstdio>
#include<cstring>
#include<algorithm>
#include<iostream>
#include<vector>
#include<queue>
#include<stack>
#include<cmath>
using namespace std;

const int maxn=100010;

struct Node
{
	int weight;
	vector<int>	child;
}node[maxn];

int n;
double p,r;
double ans=0;
int mindepth=maxn;
int _time;
void dfs(int index,int depth)
{
	
	
		if(node[index].child.size()==0)
		{
			if(depth<mindepth)
			{
				mindepth=depth;
				_time=1;
			}
			else if(depth==mindepth)
				_time++;
			return;
		}
	
		for(int i=0;i<node[index].child.size();i++)
		{
			int child=node[index].child[i];
			dfs(child,depth+1);
		}
}
int main()
{
	scanf("%d%lf%lf",&n,&p,&r);
	int k,root,child;
	for(int i=0;i<n;i++)
	{
		scanf("%d",&k);
		if(k!=0)
		{
			for(int j=0;j<k;j++)
			{
				scanf("%d",&child);
				node[i].child.push_back(child);
			}
		}
	}
	dfs(0,0);
	ans=p*pow(r/100+1,mindepth);
	printf("%.4lf %d",ans,_time);
	system("pause");
	return 0;
}