/*
 * 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.ArrayList;
import java.util.Scanner;

public class GooglerDancing {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		new GooglerDancing().run();

	}
	
	public void run(){
		
		int numDancers, targetScore, numSurprising, score, numWins;
		ArrayList<Dancer> dancers;
		Scanner input = new Scanner(System.in);
		int numCases = input.nextInt();
		input.nextLine();
		int caseNum = 1;
		
		while(caseNum <= numCases){
			
			numWins = 0;
			dancers = new ArrayList<Dancer>();
			numDancers = input.nextInt();
			numSurprising = input.nextInt();
			targetScore = input.nextInt();
			for(int dancer = 0; dancer < numDancers; dancer++){
				score = input.nextInt();
				dancers.add(new Dancer(score));
			}
			
			for(Dancer d : dancers){
				if(d.DefiniteWin(targetScore)){
					numWins++;
				} else if(d.score == 0 || d.DefiniteLoss(targetScore)){
					
					// Do nothing
				} else if (numSurprising > 0 && d.WinningSurprise(targetScore)){
					numWins++;
					numSurprising--;
				}
			}
			System.out.printf("Case #%d: %d%n", caseNum, numWins);
			caseNum++;
		}
	}

}

class Dancer {
	
	public int score;
	
	public Dancer(int score){
		this.score = score;
	}
	
	public boolean WinningSurprise(int targetScore){
		
		int firstScore = score - targetScore;
		int remainder = firstScore - (targetScore - 2);
		if(remainder >= (targetScore - 2)){
			return true;
		}
		return false;
	}
	
	public boolean DefiniteWin(int targetScore){
		int border = targetScore - 1;
		double avg = score / 3.0;
		if(avg > border){
			return true;
		}
		return false;
	}
	
	public boolean DefiniteLoss(int targetScore){
		int border = targetScore - 2;
		double avg = score / 3.0;
		if(avg >= border){
			return false;
		}
		return true;
	}
	
}
