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.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class a 
{
	public static void main(String[] args) throws IOException
	{
		BufferedReader in = new BufferedReader(new FileReader("B-small.in"));
		FileWriter fr = new FileWriter("small.out");
		
		int num = Integer.parseInt(in.readLine());
		
		for(int cases = 1 ; cases<=num ; cases++)
		{
			String []temp =  in.readLine().split(" ");
			//for (int i=0;i<temp.length;i++)
			int numberofgooglers = Integer.parseInt(temp[0]);
			int suprisingtriplets = Integer.parseInt(temp[1]);
			int maxvalue = Integer.parseInt(temp[2]);
			int availablesurprisingtriplets = suprisingtriplets;
			int result = 0;
			
			for (int i=0;i<numberofgooglers ; i++)
			{
				int score = Integer.parseInt(temp[i+3]);
				if(score >= ((maxvalue*3)-2)) 
				{
					result++;
				}
				else if((score >= ((maxvalue*3)-4)) && (availablesurprisingtriplets > 0) && (maxvalue > 1))
				{
					result++;
					availablesurprisingtriplets--;
				}
			}
			fr.write("Case #"+cases+": "+result+"\n");
			//System.out.println("Case #"+cases+": "+result);
		}
		fr.close();
	}
}
