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.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.StringTokenizer;

public class Main {

	public static void main(String[] args) throws Exception {

		FileReader in = new FileReader("F:\\download\\B-large.in");
		BufferedReader br = new BufferedReader(in);
		FileWriter out = new FileWriter("F:\\download\\out.txt");
		BufferedWriter bw = new BufferedWriter(out);

		int t = Integer.parseInt(br.readLine());
		for (int c = 0; c < t; c++){
			String line = br.readLine();
			StringTokenizer aSt = new StringTokenizer(line, " ");
			int number = Integer.valueOf(aSt.nextToken()).intValue();
			int surprise = Integer.valueOf(aSt.nextToken()).intValue();
			int p = Integer.valueOf(aSt.nextToken()).intValue();

			int sum_ok = 0;
			int sum_surprise = 0;
			for (int n = 0; n < number; n++){
				int ti = Integer.valueOf(aSt.nextToken()).intValue();
				int judge = judge(ti, p);
				switch (judge){
				case 2:
					sum_ok++;
					break;
				case 1:
					sum_surprise++;
					break;
				default:
					break;
				}
			}
			
			int result;
			if (sum_surprise <= surprise){
				result = sum_ok + sum_surprise;
			}
			else{
				result = sum_ok + surprise;
			}

			bw.write(String.format("Case #%d: %d\n", c+1, result));
		}
		
		br.close();
		in.close();
		bw.close();
		out.close();

	}
	
	private static int judge(int score, int p){
		int p1 = (p-1 >= 0) ? p-1: 0;
		if (score >= p + p1 + p1){
			return 2;
		}
		int p2 = (p-2 >= 0) ? p-2: 0;
		if (score >= p + p2 + p2){
			return 1;
		}
		return 0;
	}

}
