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);
		}
	}

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package dance;
import java.io.*;
import java.util.*;
/**
 *
 * @author karam.yaaqna
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        String line ;
        StringTokenizer st ;
        try{
            int num = 0;
            int s = 0;
            int p = 0;
            int minLimit = 0;
            int maxLimit = 0;
            int score = 0;
            int out =0 ;
            BufferedReader reader = new BufferedReader(new FileReader("B-large.in"));
            PrintWriter writer = new PrintWriter(new FileOutputStream("output.txt"));
            int testCase = Integer.parseInt(reader.readLine());
            line = reader.readLine();
            st = new StringTokenizer(line);
            for(int tc = 1;tc<=testCase;tc++){
                st = new StringTokenizer(line);
                num = Integer.parseInt(st.nextToken());
                s = Integer.parseInt(st.nextToken());
                p = Integer.parseInt(st.nextToken());
                minLimit = p * 3 - 4;
                maxLimit = p*3 - 2;
               // System.out.println("im here"+num);
                while(st.hasMoreTokens()){
                   score = Integer.parseInt(st.nextToken());
                    if(score>=maxLimit){
                         out++;
                       }else
                       {if (score>=minLimit )
                           if(p>1 && s>0){
                           out++;
                           s--;
                           }
                       }
                   
                }
             //   System.out.println(out);
               writer.println("Case #"+tc+": "+out);
                line = reader.readLine();
                out = 0;
                
            }
            writer.close();
        }catch(Exception e){
        }
        
    }

}
