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


public class ProjectB {
	
	public static void main(String [] args)
	{
		new ProjectB();
	}
	
	public ProjectB()
	{
		try
		{
			String [] inputFiles = { "B-small" };//,"B-large" };
			BufferedReader in;
			PrintWriter out;
			for(int i = 0 ; i < inputFiles.length; i++)
			{
				in = new BufferedReader(new FileReader(inputFiles[i]));
				out = new PrintWriter(new FileWriter(inputFiles[i]+".out"),true);
				
				int numCases = Integer.parseInt(in.readLine());
				int numDancers = 0, surprises = 0, p = 0;
				String [] items = null;
				for(int j = 0 ; j < numCases; j++)
				{
					items = in.readLine().split("\\s+");
					numDancers = Integer.parseInt(items[0]);
					surprises = Integer.parseInt(items[1]);
					p = Integer.parseInt(items[2]);
					int nonSurprisingScore = (p*3) - 2;
					int numScores = 0;
					for(int k = 0; k < numDancers; k++)
					{
						int score = Integer.parseInt(items[k+3]);
						if(score >= nonSurprisingScore)
							numScores++;
						else if(surprises > 0 && score !=0 && score + 2 >= nonSurprisingScore)
						{
							numScores++;
							surprises--;
						}
					}
					out.println("Case #" + (j+1) + ": " + numScores);
				}
				in.close();
				out.close();
			}
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}
	}
}
