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.File;
import java.io.FileNotFoundException;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Scanner;


/**
 * @author Paul LaMotte
 *
 */
public class GooglerDance {

	public static void main(String[] args) {
		
		Scanner in;
		try {
			System.setOut(new PrintStream(new File("qualB.out")));
			in = new Scanner(new File("B-large.in"));
			int lines = Integer.parseInt(in.nextLine());
			for (int i = 0; i < lines; i++) {
				int googlers = in.nextInt();
				int trips = in.nextInt();
				int best = in.nextInt();
				int count = 0;
				ArrayList<Integer> scores = new ArrayList<Integer>();
				for (int j = 0; j < googlers; j++) {
					int score = in.nextInt();
					int rem = score - best;
					int tmp = (int)Math.floor(rem / 2);
					if (score < best) {
						continue;
					}
					if (best - tmp <= 1) {
						count++;
					} else if (best - tmp <= 2 && trips > 0) {
						trips -= 1;
						count++;
					}
				}
				
				System.out.printf("Case #%d: %d\n", i + 1, count);
			}
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}	}
}
