/*
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 * 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.*;

public class ProblemB {
	static int[] cycles;
	public static void main(String [] args) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int T =  Integer.parseInt(br.readLine());
		for(int i = 0; i < T; i++){
			String[] input = br.readLine().split(" ");
			int N = Integer.parseInt(input[0]);
			int S = Integer.parseInt(input[1]);
			int p = Integer.parseInt(input[2]);
			int max = Math.max(3*p - 2, p); // p, p-1, p-1
			int min = Math.max(3*p - 4, p); // p, p-1, p-2 OR p, p-2, p-2
			int count = 0;
			for(int j = 0; j < N; j++){
				int sum = Integer.parseInt(input[j+3]);
				if(sum >= max) count++;
				else if(sum >= min && S > 0){
					//System.out.println(sum);
					count++; 
					S--;
				}
			}
			System.out.println("Case #" + (i+1) + ": " + count);
			
		}
	}
}
