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);
		}
	}

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam2012;

import java.util.Scanner;

/**
 *
 * @author Matt
 */
public class ProbB {
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        Integer cases = scan.nextInt();
        for(int i = 0; i < cases; i++){
            Integer contestants = scan.nextInt();
            Integer surprising = scan.nextInt();
            Integer num = scan.nextInt();
            Integer count = 0;
            //System.out.print(surprising);
            for(int j = 0; j < contestants; j++){
                Integer current = scan.nextInt();
                Double average = current/3.0;
                if(average >= num){
                    count++;
                }else if(average == 0 || average == 10){
                    
                }else if(average.intValue() == average.doubleValue()){
                    if(surprising > 0 && (average+1) >= num){
                        count++;
                        surprising--;
                        //System.out.print(surprising);
                    }
                }else if(average.intValue()+1 >= num) {
                    count++;
                }else if(average > 0.5 && surprising > 0 && average.intValue()+2 >= num) {
                    count++;
                    surprising--;
                    //System.out.print(surprising);
                }
            }
            //System.out.print(surprising);
            System.out.println("Case #"+(i+1)+": "+count);
        }
    }
}
