#include <bits/stdc++.h>

 using namespace std;

 int main(){

     int n, d, p_empty = , empty = ;

     double e, use;

     cin>>n>>e>>d;

     int days[n];

     for(int i = ; i < n; i++){

         int day = ;

         cin>>days[i];

         for(int j = ; j < days[i]; j++){

             cin>>use;

             if(use < e) day++;

         }

         if(day>(days[i]/)){

             if(days[i]>d) empty++;

             else p_empty++;

         }

     }

     printf("%.1lf%% %.1lf%%\n",(double)p_empty/n*, (double)empty/n*);

     return ;

 }