/*
 * 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.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;


public class Dancing {

	public static void main(String[] args) {
		int numTestCases;
		
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		try {
			numTestCases = Integer.parseInt(in.readLine());
			for (int i = 0; i < numTestCases; i++) {
				String line = in.readLine();
				String[] ints = line.split(" ");
				int numGooglers = Integer.parseInt(ints[0]);
				int numSurprising = Integer.parseInt(ints[1]);
				int p = Integer.parseInt(ints[2]);
				int numSuccess = 0;
				
				for (int j = 3; j < ints.length; j++) {
					int score = Integer.parseInt(ints[j]);
					// special case
					if (score == 0 && p > 0) {
						continue;
					}
					
					// trivial case
					if (score/3 >= p) {
						numSuccess++;
						continue;
					}
					
					int remainingTwoScoresSum = score - p;
					if (remainingTwoScoresSum >= (p-1)*2) {
						numSuccess++;
						continue;
					}
					
					if (remainingTwoScoresSum >= (p-2)*2 && numSurprising > 0) {
						numSuccess++;
						numSurprising--;
						continue;
					}
				}
				
				System.out.println("Case #"+(i+1)+": "+numSuccess);
			}
		} catch (IOException e) {
//				System.out.println("oh noes");
		}
	}

}
