package problem1;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Arrays;





public class Problem1 {

    public static void main(String[] args) throws FileNotFoundException, IOException{
        try {
             TextIO.readFile("L:\\Coodejam\\Input\\Input.txt");
        }
        catch (IllegalArgumentException e) {
              System.out.println("Can't open file ");
              System.exit(0);
         }
        
        FileOutputStream fout = new FileOutputStream("L:\\Coodejam\\Output\\output.txt");
        PrintStream ps=new PrintStream(fout);
        
        int cases=TextIO.getInt();
        int googlers=0,surprising=0,least=0;
        for(int i=0;i<cases;i++){
            int counter=0;
            googlers=TextIO.getInt();
            surprising=TextIO.getInt();
            least=TextIO.getInt();
            int score[]=new int[googlers];
            for(int j=0;j<googlers;j++){
                score[j]=TextIO.getInt();
                 }
            
            
            
            
            Arrays.sort(score);
            int temp=0;
            int sup[]=new int[surprising];
            
          for(int j=0;j<googlers && surprising>0;j++){
               if(biggestNS(score[j])<least && biggestS(score[j])==least){
                   surprising--;
                   counter++;
                }
               }
           
            for(int j=0;j<googlers;j++){
                if(surprising==0)temp=biggestNS(score[j]);
                    
                else {
                    temp=biggestS(score[j]);
                    surprising--;     
                } 
                   if(temp>=least)counter++;
           
             }
            
             ps.println("Case #"+(i+1)+": "+counter);
        }
    }
    
   static int biggestNS(int x){
       if(x==0)return 0;
       if(x==1)return 1;
       return ((x-1)/3)+1;
   }
   
   static int biggestS(int x){
       if(x==0)return 0;
       if(x==1)return 1;
       return ((x-2)/3)+2;
   }
}
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;


public class SolutionJamB {

	/**
	 * @param args
	 */
	public static void main(String[] args) 
	{
		try
		{
			FileInputStream fisEntrada = new FileInputStream("src/entrada1.in");
			FileWriter fwSalida = new FileWriter("src/salida4.out");
			BufferedWriter bwSalida = new BufferedWriter(fwSalida);
			DataInputStream disEntrada = new DataInputStream(fisEntrada);
			String sEntrada;
			String arrsEntrada[];
			String sSalida;
			int participantes;
			int sorpresas;
			int pMinimo;
			int resultado;
			int resultadoIndividual;
			int cocienteResultado;
			int residuoResultado;
			StringBuilder sbParteSalida;
			BufferedReader brEntrada = new BufferedReader(new InputStreamReader(disEntrada));
			int contador;
			
			try
			{
				contador = Integer.parseInt(brEntrada.readLine());
				for(int i = 1; i<=contador; i++)
				{
				    sEntrada = brEntrada.readLine();
				    arrsEntrada = sEntrada.split(" ");
				    participantes = Integer.parseInt(arrsEntrada[0]);
				    sorpresas = Integer.parseInt(arrsEntrada[1]);
				    pMinimo = Integer.parseInt(arrsEntrada[2]);
				    resultado = 0;
					for(int j = 1; j <= participantes; j++)
					{
						resultadoIndividual = Integer.parseInt(arrsEntrada[2+j]);
						cocienteResultado = (int)Math.floor(resultadoIndividual / 3 );
						residuoResultado = (pMinimo * 3) - resultadoIndividual;
						
						if(cocienteResultado >= pMinimo)
						{
							resultado++;
						}
						else if( residuoResultado <= 2 && resultadoIndividual != 0)
						{
							resultado++;
						}
						else if( sorpresas > 0 )
						{
							if(residuoResultado <= 4 && resultadoIndividual != 0)
							{
								resultado++;
								sorpresas--;
							}
						}
						
					}
					sSalida = "Case #" + i + ": " + resultado + "\n";
					bwSalida.write(sSalida);
				}
				bwSalida.close();
			}
			catch(Exception e)
			{
				e.getMessage();
				bwSalida.close();
			}
		}
		catch(Exception e)
		{
			e.getMessage();
		}
	}

}
