import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package com.google.codejam.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class CodeJamInputFile extends File {

	/**
	 * 
	 */
	private static final long serialVersionUID = 8294095294390757204L;
	private BufferedReader reader;
	private int cases;
	
	public CodeJamInputFile(String pathname) {
		super(pathname);
		
		try {
			this.setReader();
		} catch (FileNotFoundException e) {
		}
		try {
			this.setCases(Integer.valueOf(this.getReader().readLine()));
		} catch (NumberFormatException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
	private void setReader() throws FileNotFoundException {
		reader = new BufferedReader(new FileReader(this));
		
	}

	public BufferedReader getReader() {
		return reader;
	}

	public void setCases(int cases) {
		this.cases = cases;
	}

	public int getCases() {
		return cases;
	}
	
	public void close() {
		try {
			reader.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public String getLine() {
		String line = "";
		try {
			line = reader.readLine();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return line;
	}

}
