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);
		}
	}

}

import java.util.*;
import java.io.*;

public class Test {

	public void doMain() throws Exception{
		Scanner input = new Scanner(new FileReader("./iothings/B-large.in"));
		PrintWriter pw = new PrintWriter(new FileWriter("./iothings/output.txt"));
        int n = input.nextInt();
        for(int i = 0 ; i < n ; i++){
            int N = input.nextInt();
            int S = input.nextInt();
            int P = input.nextInt();
            int[] person = new int[N];
            for(int j = 0 ; j < N ; j++){
            	person[j] = input.nextInt();
            }
            pw.println("Case #"+(i+1)+": "+num(N,S,P,person));
        }
		input.close();
		pw.flush();
		pw.close();
	}
	    	
    public static int num(int N,int S,int P,int[] person){
    	Arrays.sort(person);
    	int mone = 0;
    	//int mtwo = 0;
    	int oks = 0;
    	int preoks = 0;
    	for(int i = 0 ; i < person.length ; i++){
    		if(person[i]/3 == 0){
    			if(P == 2){
    				if(person[i] == 2)mone++;
    			}else if(P == 1){
    				if(person[i] >= 1){
    					preoks++;
    				}
    			}else if(P == 0){
    				preoks++;
    			}
    		}else if(person[i]/3 >= P || (person[i]/3 >= P-1 && person[i] % 3 == 1) || (person[i]/3 >= P-1 && person[i] % 3 == 2)){
    			oks = person.length-i;
    			break;
    		}else if(person[i]/3 >= P-1){
    			mone++;
    		}else if(person[i]/3 >= P-2 && person[i] % 3 == 2){
    			mone++;
    		}
    	}
    	oks += preoks;
    	if(S <= mone){
    		oks += S;
    	}else{
    		oks += mone;
    	}
    	return oks;
    }
	
	public static void main(String[] args) throws Exception{
		(new Test()).doMain();
	}	
	
	
}
