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.IOException;

import javax.management.RuntimeErrorException;


public class DancingGooglersProblemCase implements ProblemCase {

	final int dancers;
	final int special;
	final int bar;
	final int scores[];
	
	public DancingGooglersProblemCase(BufferedReader reader) throws IOException {
		String newCase = reader.readLine();
		String[] params = newCase.split(" ");
		dancers = Integer.parseInt(params[0]);
		special = Integer.parseInt(params[1]);
		bar = Integer.parseInt(params[2]);
		if (dancers != params.length-3) {
			throw new RuntimeErrorException(null);
		}
		scores = new int[dancers];
		for (int j = 0; j < dancers; j++) {
			scores[j] = Integer.parseInt(params[j+3]);
		}
	}
	
	
	public String getResult() {
		Integer res = 0;
		int caclBar = bar*3-2;
		int specialCounter = special;
		for (int score : scores) {
			if (score >= caclBar || bar == 0 || (bar == 1 && score > 0 )){
				res++;
			} else if (score >= caclBar - 2 && specialCounter > 0 && !(bar == 1 && score == 0 )) {
				specialCounter--;
				res++;
			}
		} 
		return res.toString();
	}

}
