/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam.common;

import java.util.ArrayList;
import java.util.List;

/**
 *
 * @author Lance Chen
 */
public class CodeHelper {

    private static String FILE_ROOT = "D:/workspace/googlecodejam/meta";

    public static List<List<String>> loadInputsExcludes(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        int index = 0;
        for (String line : lines) {
            if (index == 0) {
                index++;
                continue;
            }
            if (index % 2 == 1) {
                index++;
                continue;
            }
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
            index++;
        }
        return result;
    }

    public static List<List<String>> loadInputs(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        for (String line : lines) {
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
        }
        return result;
    }

    public static List<String> loadInputLines(String fileName) {
        return FileUtil.readLines(FILE_ROOT + fileName);
    }

    public static void writeOutputs(String fileName, List<String> lines) {
        FileUtil.writeLines(FILE_ROOT + fileName, lines);
    }
}

import java.util.*;

public class B {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int cases = in.nextInt();
		for(int z=1;z<=cases;++z) {
			System.out.print("Case #" + z + ": ");
			int googlers = in.nextInt();
			int surprizes = in.nextInt();
			int goodScore = in.nextInt();
			int[] scores = new int[googlers];
			for(int i=0;i<googlers;++i) {
				scores[i] = in.nextInt();
			}
			Arrays.sort(scores);
			int answer = 0;
			int magicNumber = 3*goodScore-2;
			int minNumber = 3*goodScore-4;
			for(int i=googlers-1;i>=0;--i) {
				if (scores[i] >= magicNumber) {
					++answer;
				}
				else if (scores[i] >= minNumber && surprizes != 0) {
					if (scores[i] <= 28 && scores[i] >= 2) {
						++answer;
						--surprizes;
					}
				}
			}
			System.out.println(answer);
		}
	}
}