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 Main {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		int numTestCases = Integer.valueOf(scanner.nextLine());
		for ( int i =0; i < numTestCases; i++ ) {
			String theCase = scanner.nextLine();
			Scanner lineScanner = new Scanner(theCase);
			int numGooglers = lineScanner.nextInt();
			int surprises = lineScanner.nextInt();
			int p = lineScanner.nextInt();
			int minNotSuprising = getMinNotSurprising(p);
			int minSurprising = getMinSurprising(p);
			int count = 0;
			for ( int j =0; j < numGooglers; j++ ) {
				int totalScore = lineScanner.nextInt();
				if ( totalScore >= minNotSuprising ) {
					count++;
				} else if (totalScore >= minSurprising && surprises > 0) {
					surprises--;
					count++;
				}	
			}
			StringBuilder builder = new StringBuilder("Case #");
			builder.append(i+1).append(": ");
			builder.append(count);
			System.out.println(builder.toString());
		}

	}

	private static int getMinSurprising(int p) {
		return p + (p-2 < 0 ? 0 : p-2)*2;
	}

	private static int getMinNotSurprising(int p) {
		return p + (p-1 < 0 ? 0 : p-1)*2;
	}

}
