import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;


public class GooglersDancer {

	/**
	 * @param args
	 * @throws IOException
	 */
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		InputStreamReader converter = new InputStreamReader(System.in);
		BufferedReader in = new BufferedReader(converter);
		if (in == null) {
		      return;
		    }
		String numTest = in.readLine();
		int maxCases = Integer.valueOf(numTest);
		for(int i=1;i<= maxCases;i++){
			String linea = in.readLine();
			String[] datos = linea.split(" ");
			Integer googlers = Integer.valueOf(datos[0]);
			Integer sospechosos = Integer.valueOf(datos[1]);
			Integer p = Integer.valueOf(datos[2]);
			Integer puntuacion;
			Integer personas = 0;
			ArrayList<Integer> puntuaciones = new ArrayList<Integer>();
			for(int j=0;j<googlers;j++){
				puntuacion = Integer.valueOf(datos[3+j]);
				puntuaciones.add(puntuacion);
			}
			Integer[] pOrdenado = null;
			pOrdenado = (Integer[]) puntuaciones.toArray(new Integer[puntuaciones.size()]);
			Arrays.sort(pOrdenado);
			int j;
			for(j=pOrdenado.length-1;j>=0;j--){
				if(pOrdenado[j] >= p*3-2){
					personas += 1;
				}else{
					break;
				}
			}
			int posibles = j+1-sospechosos;
			for(;j>=posibles && j>= 0;j--){
				if(pOrdenado[j] >= p*3-4 && pOrdenado[j] > p){
					personas += 1;
				}else{
					break;
				}
			}
			System.out.println("Case #"+i+": "+personas);
		}
	}

}

/**
 * 
 */
package com.sathish.codejam;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;

/**
 * @author satselva
 *
 */
public class Dancers
{
    
    public void processInput(String fileName) throws IOException
    {
        FileInputStream fis = new FileInputStream(fileName);
        BufferedReader br = new BufferedReader(new InputStreamReader(fis));
        
        PrintWriter pw = new PrintWriter(new File("C:/downloads/output_problem_large_2.txt"));
        String input = br.readLine();
        int testCases = Integer.valueOf(input);
        
        
        for(int i=1; i<=testCases; i++)
        {
            input = br.readLine();
            String[] samples = input.split(" ");
            int googlers = Integer.valueOf(samples[0]);
            int surprising = Integer.valueOf(samples[1]);
            int pointsReq = Integer.valueOf(samples[2]);
            
            int surpriseCnt = 0;
            int normalCnt = 0;
            int surpriseThreshold = (pointsReq - 1) * 3;
            
            for(int j=3; j<samples.length; j++)
            {
                int totalScores = Integer.valueOf(samples[j]);
                
                if( totalScores > surpriseThreshold)
                {
                    normalCnt++;
                }
                else if(totalScores > 0 && totalScores >= (surpriseThreshold - 1))
                {
                    surpriseCnt++;
                }
            }
            int ans = normalCnt + Math.min(surpriseCnt, surprising);
            pw.println(String.format("Case #%d: %d", i, ans));
        }
        pw.flush();
        pw.close();
    }
    
    
    public static void main(String[] args) throws IOException
    {
        Dancers dancers = new Dancers();
        dancers.processInput("C:/downloads/B-large.in");
    }
    
}
