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


public class DancingWithTheGooglers {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub

		BufferedReader reader = new BufferedReader(new FileReader(new File("B-large.in")));
		BufferedWriter writer = new BufferedWriter(new FileWriter(new File("out")));
		
		int T = Integer.parseInt(reader.readLine());
		
		for(int i = 0;i<T;i++){
			String line = reader.readLine();
			String[] splits = line.split(" ");
			int N = Integer.parseInt(splits[0]);
			int S = Integer.parseInt(splits[1]);
			int p = Integer.parseInt(splits[2]);
			
			int not_sp  = 3*p - 2;
			int sp_up   = 3*p - 3;
			int sp_down = 3*p - 4;
			int result  = 0;
			
 			for(int j = 3;j<splits.length;j++){
				int num = Integer.parseInt(splits[j]);
				if(num >= not_sp){
					result ++;
				}
				else if(num >= sp_down&&num<=sp_up&&num>=p){
					if(S>0){
						result ++;
						S--;
					}		
				}
 			}
 			
 			writer.write("Case #"+(i+1)+": "+result+"\n");
 			writer.flush();
		}
		
		
	}

}
