1053

// 部分正确？
//

#include "stdafx.h"
#include<iostream>
#include<vector>
#include<iomanip>


using namespace std;



int main()
{
    unsigned n;
    double e;
    unsigned d;

    cin >> n >> e >> d;

    double tmp;
    vector<vector<double>> data(n, vector<double>());//创建n个vector元素！

    for (unsigned i = 0; i < n; ++i)
    {
        unsigned max;
        cin >> max;

        data[i].push_back(max);
        for (unsigned j = 0; j < max; j++)
        {
            cin >> tmp;
            data[i].push_back(tmp);
        }
    }

    unsigned maybe_kong = 0;
    unsigned must_kong = 0;

    for (auto &r : data)
    {
        size_t count_day = r[0];
        size_t count = 0;
        for (size_t i = 1; i < (count_day+1); ++i)  //将统计天数放入，则容器大小加一！
        {
            if (r.at(i) < e)
                ++count;
        }
        if ((2 * count) > count_day)
        {
            if (count > d)
            {
                must_kong = must_kong + 1;
            }
            else
            {
                maybe_kong = maybe_kong + 1;
            }
        }
    }
            

    cout.setf(ios::fixed);
    cout << setprecision(1) << (maybe_kong*1.0 / n*1.0) * 100 << "%" << " " << (must_kong*1.0 / n*1.0) * 100 << "%";//整数整除得到整数，必须转为小数！

    system("pause");
    return 0;
}