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.Scanner;

public class DancingWithTheGooglers
{
	public static void main(String[] args)
	{
		Scanner read = new Scanner(System.in);
		int[] scores = null;
		int cases = 0;
		int googlers = 0;
		int suprising = 0;
		int least = 0;
		int num = 0;

		cases = read.nextInt();
		for (int i = 0; i < cases; i++)
		{
			num = 0;
			googlers = read.nextInt();
			suprising = read.nextInt();
			least = read.nextInt();
			scores = new int[googlers];
			for (int j = 0; j < scores.length; j++)
				scores[j] = read.nextInt();

			if (least == 0)
				System.out.println("Case #" + (i + 1) + ": " + googlers);
			else
			{
				for (int j = 0; j < scores.length; j++)
				{
					if (scores[j] % 3 == 2)
					{
						if (scores[j] / 3 + 1 >= least)
							num++;
						else if (scores[j] / 3 + 2 >= least && suprising > 0)
						{
							num++;
							suprising--;
						}
					}
					else if (scores[j] % 3 == 1)
					{
						if (scores[j] / 3 + 1 >= least)
							num++;
					}
					else if (scores[j] != 0)
					{
						if (scores[j] / 3 >= least)
							num++;
						else if (scores[j] / 3 + 1 >= least && suprising > 0)
						{
							num++;
							suprising--;
						}
					}
				}
				System.out.println("Case #" + (i + 1) + ": " + num);
			}
		}
	}
}