import java.util.*;
import java.io.*;

public class DancingWithTheGooglers
{
    public DancingWithTheGooglers()
    {
        Scanner inFile = null;
        try
        {
            inFile = new Scanner(new File("inputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening input file. Exiting...");
			System.exit(0);
        }
        int t = inFile.nextInt();
        
        int [] results = new int [t];
        DancingWithTheGooglersMax [] rnc = new DancingWithTheGooglersMax[t];
        
        int i, j;
        int [] scores;
        int s, p;
        for(i = 0; i < t; i++)
        {
            scores = new int [inFile.nextInt()];
            s = inFile.nextInt();
            p = inFile.nextInt();
            for(j = 0; j < scores.length; j++)
                scores[j] = inFile.nextInt();
            
            rnc[i] = new DancingWithTheGooglersMax(i, scores, s, p, results);
            rnc[i].start();
        }
        inFile.close();
        
        boolean done = false;
        
        while(!done)
        {
            done = true;
            for(i = 0; i < t; i++)
                if(rnc[i].isAlive())
                {
                    done = false;
                    break;
                }
        }
        
        PrintWriter outFile = null;
        try
        {
            outFile = new PrintWriter(new File("outputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening output file. Exiting...");
			System.exit(0);
        }
        
        for(i = 0; i < results.length; i++)
            outFile.printf("Case #%d: %d\n", i+1, results[i]);
        outFile.close();
    }
    
    public static void main(String [] args)
    {
        new DancingWithTheGooglers();
    }
    
    private class DancingWithTheGooglersMax extends Thread
    {
        int id;
        int s, p;
        int [] results, scores;
        
        public DancingWithTheGooglersMax(int i, int [] aScores, int aS, int aP,int [] res)
        {
            id = i;
            s = aS;
            p = aP;
            results = res;
            scores = aScores;
        }
        
        public void run()
        {
            int a = 0, b = 0;
            
            if(p == 0)
                results[id] = scores.length;
            else if(p == 1)
            {
                int y;
                y = 3*p - 3;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > 0)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
            else
            {
                int y, z;
                y = 3*p - 3;
                z = 3*p - 5;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > z)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
        }
    }
}
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.LinkedList;


public class DancingWiththeGooglers 
{
	int maxWiner =0;
	LinkedList<Integer> x = new LinkedList<Integer>();
	ArrayList<Integer> answer = new ArrayList<Integer>();
	
	public DancingWiththeGooglers()
	{
		
	}
	
	public void solve(int[] given)
	{
		int maxNumberOfSur = given[1];
		for(int i=3;i<given.length;i++)
		{
			int min= given[i]/3;
			int rest = given[i] %3;
			if(min>= given[2])
			{
				maxWiner++;
			}
			else if(rest ==1)
			{
				if(min+rest>=given[2])
				{
					maxWiner++;
				}
			}
			else if(rest ==2)
			{
				x.add(min);
			}
		}
		int use = 1;
		if(maxNumberOfSur!=0)
		{
			for(int i=0;i<x.size();i++)
			{	
				if(x.get(i)+2>=given[2] && use<=maxNumberOfSur)
				{
					maxWiner++;
					use++;
				}
			}
		}
		else
		{
			for(int i=0;i<x.size();i++)
			{
				if(x.get(i)+1>=given[2])
				{
					maxWiner++;
				}
			}
		}
		answer.add(maxWiner);
		x=new LinkedList<Integer>();
		maxWiner=0;
	}

	
	public void write()
	{
		try{
	    	  // Create file 
	    	  FileWriter fstream = new FileWriter("out.txt");
	    	  BufferedWriter out = new BufferedWriter(fstream);
	    	  int m=0;
	    	  for(int i=0;i<answer.size();i++)
	    	  {
	    		  m=i;
	    		  out.write("Case #"+(m+1)+": "+answer.get(i));
	    		  if(i!=answer.size()-1)
	    		  out.newLine();
	    	  }
	    		  
	    	  //Close the output stream
	    	  out.close();
	    	  }catch (Exception e){//Catch exception if any
	    	  System.err.println("Error: " + e.getMessage());
	    	  }  
	}
	
	public void answer()
	{
		
		try{
			  // Open the file that is the first 
			  // command line parameter
			  FileInputStream fstream = new FileInputStream("input.txt");
			  // Get the object of DataInputStream
			  DataInputStream in = new DataInputStream(fstream);
			  BufferedReader br = new BufferedReader(new InputStreamReader(in));
			  String strLine = br.readLine();
			  //Read File Line By Line
			  
			  while ((strLine = br.readLine()) != null)   {
			  // Print the content on the console
				  
				 String[] k = strLine.split(" ");
				 int[]u = new int[k.length];
				 for(int i=0;i<k.length;i++)
				 {
					 if(k[i]!=""||k[i]!=" ")
					 u[i]=Integer.parseInt(k[i]);
				 }
				 solve(u);
			  }
			  //Close the input stream
			  in.close();
			    }catch (Exception e){//Catch exception if
			  System.err.println("Error: " + e.getMessage());
			  }
			  write();
	}

    public static void main(String[] args) {
		DancingWiththeGooglers p=new DancingWiththeGooglers();
		p.answer();
		
	}


}
