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 question2;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;

/**
 *
 * @author karim
 */
public class Question2 {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws IOException {

        BufferedWriter out = new BufferedWriter(new FileWriter("output.out"));
        BufferedReader in = new BufferedReader(new FileReader("B-large.in"));
        int numOfcases = Integer.parseInt(in.readLine());
        for (int caseNum = 1; caseNum <= numOfcases; caseNum++) {
            String input = in.readLine();
            Scanner s = new Scanner(input);
            int googlers = s.nextInt();
            int surp = s.nextInt();
            int p = s.nextInt();
            int minCountedTriplet = 3*p -2;
            int minCountedTripletWithSur = 3*p -4;
            int output =0;
            while(s.hasNextInt()){
                int temp = s.nextInt();
                if(temp >= minCountedTriplet)
                    output++;
                else{
                    if(surp>0 && temp >= minCountedTripletWithSur && minCountedTripletWithSur>=0){
                        output++;
                        surp--;
                    }
                }
                
            }
            out.write("Case #" + caseNum + ": " + output);
            out.newLine();
        }
        out.flush();
        out.close();
        in.close();
        
        // TODO code application logic here
    }
}
