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.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintStream;


public class Qual2 {
	private static BufferedReader r;
	private static PrintStream outFile;
	private static PrintStream out = new PrintStream(new OutputStream() {
		@Override
		public void write(int b) throws IOException {
			System.out.write(b);
			outFile.write(b);
		}
	});

	public static void main(String[] args) throws IOException {
		File f = new File("/home/blarson/input");
		r = new BufferedReader(new FileReader(f));
		outFile = new PrintStream(new FileOutputStream(new File("/home/blarson/output")));
		final int numCases = readInt();
		
		for(int i = 0; i < numCases; i++) {
			out.print("Case #" + (i+1) + ": ");

			solve();
			
			out.println();
		}
		
		out.close();
	}
	
	private static void solve() throws IOException {
		int[] nums = readIntArray(200);
		int n = nums[0];
		int surprises = nums[1];
		int desiredScore = nums[2] * 3;
		int numWithDesiredScore = 0;
		for(int i = 0; i < n; i++) {
			int score = nums[3+i];
			if (score < 2 && desiredScore > 1) {
				continue;
			}
			if(score + 2 >= desiredScore) {
				numWithDesiredScore++;
			} else if (score + 4 >= desiredScore && surprises > 0) {
				numWithDesiredScore++;
				surprises--;
			}
		}
		out.print(numWithDesiredScore);
	}

	private static int[] readIntArray(int maxItems) throws IOException {
		int[] array = new int[maxItems];
		String line = r.readLine().trim();
		String[] data = line.split(" ");
		for(int i = 0; i < data.length && i < maxItems; i++) {
			array[i] = new Integer(data[i]);
		}
		return array;
	}

	private static int readInt() throws IOException {
		String line = r.readLine().trim();
		return new Integer(line);
	}

}