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.*;
import java.util.Scanner;

public class Main {
	public static void main (String[] args) {
		int i = 1;
		try{
			BufferedReader in = new BufferedReader(new FileReader("input.txt"));
			String ligne;
			ligne = in.readLine();
			ligne = in.readLine();
			while (ligne != null) {
				System.out.print("Case #" + i + ": ");
				Scanner sc = new Scanner(ligne);
				int nbDanseurs = sc.nextInt();
				int nbSurprises = sc.nextInt();
				int objectif = sc.nextInt();
				int rep = 0;
				int minSansSurprise = objectif + 2*Math.max(0, objectif-1);
				int minAvecSurprise = objectif + 2*Math.max(0, objectif-2);
				for (int j=0;j<nbDanseurs;j++) {
					int score = sc.nextInt();
					if (score >= minSansSurprise) {
						rep++;
					} else if (score >= minAvecSurprise && nbSurprises > 0) {
						rep++;
						nbSurprises--;
					}
				}
				i++;
				System.out.println(rep);
				ligne = in.readLine();
			}
			in.close();
		}
		catch (Exception e){
			System.err.println("Erreur !");
		}
	}
}
