import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


package codejam;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.PrintWriter;

public class CodeJamRunner {

	private PrintWriter pw = null;

	/**
	 * Override this to do the real stuff.
	 * @param inputLine
	 */
	protected void process( int lineNr, String inputLine )
	{
		printlnOutput( "#" + lineNr + " " + inputLine );
	}
	
	protected void printlnOutput( String outputLine )
	{
		pw.println( outputLine );
	}
	
	public void run( String inFilePath, String outFilePath )
	{
		BufferedReader fr = null;
		try {
			fr = new BufferedReader( new FileReader( inFilePath ) );
			pw = new PrintWriter(new File( outFilePath ));
			String nextLine;
			int lineNr = 1;
			while ( (nextLine = fr.readLine()) != null) {
				process( lineNr, nextLine );
				lineNr++;
			}
			pw.flush();
		} catch (Throwable e) {
			e.printStackTrace();
		} finally
		{
			if ( pw != null )
			{
				try{
					pw.close();
				}
				catch ( Throwable pwT ) {
					pwT.printStackTrace();
				}
			}
			if ( fr != null )
			{
				try
				{
					fr.close();
				}
				catch ( Throwable frT ) {
					frT.printStackTrace();
				}
			}
		}
	}
	
	public void run( String[] args ){
		String inFilePath;
		String outFilePath;
		if (args.length < 2) {
			System.out.println("Usage : java codejam.CodeJamRunner [inputFilePath] [OutputFilePath]");
			System.out.println("using defaults");
			inFilePath = "input/input.txt";
			outFilePath = "output/output.txt";
		} else {
			inFilePath = args[0];
			outFilePath = args[1];
		}
		run( inFilePath, outFilePath);
	}
	
	public static void main(String[] args) {
		CodeJamRunner runner = new CodeJamRunner();
		runner.run(args);
	}
}
