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.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;


public class Submission
{
	public static final int numJudges = 3;
	
	public static void main(String[] args)
	{
		try
		{
			BufferedReader in = new BufferedReader(new FileReader("B-small-attempt0.in"));
			PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("output.txt")));
			
			int numCases = Integer.parseInt(in.readLine());
			
			for (int i=0; i<numCases; i++)
			{
				if (i != 0) { out.println(); }
				out.print("Case #"+(i+1)+": ");
				
				String s = in.readLine();
				String[] tokens = s.split(" ");
				if (tokens.length < 3) { throw new IllegalArgumentException("Bad input!"); }
				
				int remainingScoreRaises = Integer.parseInt(tokens[1]);
				final int requiredScore = Integer.parseInt(tokens[2]);
				
				int highScoringGooglers = 0;
				
				for (int j=3; j<tokens.length; j++)
				{
					final int totalScore = Integer.parseInt(tokens[j]);
					//maxScore = ceil (totalScore / numJudges)
					final int maxScore = (totalScore + numJudges - 1) / numJudges;
					
					if (maxScore >= requiredScore)
					{
						highScoringGooglers++;
					}
					else if (maxScore == requiredScore - 1 && totalScore%numJudges != 1
							&& remainingScoreRaises != 0 && maxScore >= 1 && maxScore <= 9)
					{
						highScoringGooglers++;
						remainingScoreRaises--;
					}					
				}
				
				out.print (highScoringGooglers);				
			}
			
			out.close();
		}
		catch (IOException e)
		{
			System.out.println ("Problem with file!");
		}
	}

}
