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.*;

public class Main {

	static private int getNonSuprising(int sum) {
		if (sum == 0) return 0;
		return (int) Math.floor((double) (sum+2) /3);
	}
		
	static private int getSuprising(int sum) {
		if (sum == 0) return 0;
		if (sum == 1) return 1;
		return (int) Math.ceil( (double) (sum-1) / 3) + 1;
	}
		
	static private int handleCase(String line) {
		String[] tokens = line.split(" ");
		int[] values = new int[tokens.length];
		
		for (int i=0; i < tokens.length; i++) {
		  values[i] = Integer.parseInt(tokens[i]);	
		}
		
		int n = values[0];
		int s = values[1];
		int p = values[2];
		
		int count = 0;
		for (int j=0;j<n;j++) {
			int sum = values[j+3];
			
			int suprising = getSuprising(sum);
			int nonsuprising = getNonSuprising(sum);
			
			if (nonsuprising >= p)
				count++;
			else if (suprising >= p && s > 0) {
			  s--;
			  count++;
			} 
			
		}
		
		return count;
	}
		
	static public void main(String args[]) {
		
		try{
		  FileWriter fstream = new FileWriter("output.out");
		  BufferedWriter out = new BufferedWriter(fstream);
		  
		try {
		  BufferedReader input =  new BufferedReader(new FileReader(new File(args[0])));
		  try {
			String line = null; 
			
			line = input.readLine();
			int count = Integer.parseInt(line);
			
			for (int i =0; i<count;i++) {
				line = input.readLine();
				int best = handleCase(line);
				
				out.write("Case #" + (i+1) + ": " + best);
				out.newLine();
			}
			
		  }
		  finally {
			input.close();
		  }
		}
		catch (IOException ex){
		  ex.printStackTrace();
		}
		
		out.close();
	  }catch (Exception e){
		System.err.println("Error: " + e.getMessage());
	  } 
	}
}
