/*
 * 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.Scanner;


public class Dancing {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int numberOfLines = Integer.parseInt(in.nextLine());

		for(int lineNum = 1; lineNum <= numberOfLines; lineNum++){
			int totalDancers = in.nextInt();
			int lifeLines = in.nextInt();
			int totalCutOff = in.nextInt() * 3;
			int dancersWithGoodScore = 0;
			
			for(int dancer=0; dancer < totalDancers; dancer++){
				int dancerScore = in.nextInt();
				
				if(dancerScore == 0 && totalCutOff != 0) continue;
				
				if(dancerScore - totalCutOff >= -2){
					dancersWithGoodScore++;
				}
				else if(dancerScore - totalCutOff >= -4){
					if(lifeLines > 0){
						lifeLines--;
						dancersWithGoodScore++;
					}
				}
			}
			
			System.out.println("Case #" + lineNum + ": " + dancersWithGoodScore);
		}
	}

}
