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.IOException;
import java.io.PrintWriter;
import java.util.Scanner;

public class DancingWithTheGooglers {

	public static void main(String[] args) throws IOException {
		File input = new File("files/B-large.in.txt");
		File output = new File("files/B-large.out.txt");
		PrintWriter pw = new PrintWriter(output);
		Scanner sc = new Scanner(input);
		int T = sc.nextInt();
		for (int i = 0; i < T; i++) {
			int N = sc.nextInt();
			int S = sc.nextInt();
			int p = sc.nextInt();
			int[] t = new int[N];
			for (int j = 0; j < t.length; j++) {
				t[j] = sc.nextInt();
			}
			int answer = solve(N, S, p, t);
			pw.println(String.format("Case #%d: %d", i + 1, answer));
		}
		pw.close();
		sc.close();
	}

	static int solve(int n, int s, int p, int[] t) {
		if (p == 0) {
			return t.length;
		}
		
		int count = 0;
		for (int i = 0; i < t.length; i++) {
			if (t[i] >= (3 * p) - 2) {
				count++;
			} else if (s > 0 && t[i] > 0 && t[i] >= (3 * p) - 4) {
				count++;
				s--;
			}
		}
		return count;
	}
}
