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.*;
import java.math.*;
import java.util.*;

class Main{

	static BufferedReader br;
	static PrintWriter pw;
	static File in;
	static File out;
	static String name="B-large";
	
	
	public static void main(String[] args){
		try{
			in=new File(name+".in");
			out=new File(name+".out");
			br=new BufferedReader(new FileReader(in));
			pw=new PrintWriter(new BufferedWriter(new FileWriter(out)));
			
			int nbCase = Integer.parseInt(br.readLine());
			
			
			for (int n=1;n<=nbCase;n++){
				String line=br.readLine();
				
				int googlers=Integer.parseInt(line.substring(0,line.indexOf(" ")));
				line=line.substring(line.indexOf(" ")+1);
				
				int surprise=Integer.parseInt(line.substring(0,line.indexOf(" ")));
				line=line.substring(line.indexOf(" ")+1);
				
				int min=Integer.parseInt(line.substring(0,line.indexOf(" ")));
				line=line.substring(line.indexOf(" ")+1);
				
				int scoreSurprise=min+Math.max(0,min-2)*2;
				int score=min+Math.max(0,min-1)*2;
				
				int count=0;
				for (int i=0;i<googlers;i++){
					int point;
					if (i==googlers-1) point=Integer.parseInt(line);
					else{
						point=Integer.parseInt(line.substring(0,line.indexOf(" ")));
						line=line.substring(line.indexOf(" ")+1);
					}
					
					if (point>=score) count++;
					else{
						if (surprise!=0){
							if (point>=scoreSurprise){
								surprise--;
								count++;
							}
						}
					}
				}
				
				pw.println("Case #"+n+": "+count);
			}
			
			
			pw.flush();
			pw.close();
			br.close();
		}catch(Exception e){
			e.printStackTrace();
		}
	}
	
	
	
	
}
