/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package IO;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
    
/**
 * 
 * @author dannocz
 */
public class InputReader {
    
    public static Input readFile(String filename){
        try {
              
              /*  Sets up a file reader to read the file passed on the command
          77        line one character at a time */
              FileReader input = new FileReader(filename);
              
              /* Filter FileReader through a Buffered read to read a line at a
                 time */
              BufferedReader bufRead = new BufferedReader(input);
              
              String line;    // String that holds current file line
              int count = 0;  // Line number of count 
              ArrayList<String> cases= new ArrayList<String>();
              
              // Read first line
              line = bufRead.readLine();
              int noTestCases=Integer.parseInt(line);
              count++;
              
              // Read through file one line at time. Print line # and line
              while (count<=noTestCases){
                  //System.out.println("Reading. "+count+": "+line);
                  line = bufRead.readLine();
                  cases.add(line);
                  count++;
              }
              
              bufRead.close();
              
              return new Input(noTestCases,cases);
              
          }catch (ArrayIndexOutOfBoundsException e){
              /* If no file was passed on the command line, this expception is
              generated. A message indicating how to the class should be
              called is displayed */
              e.printStackTrace();        
  
          }catch (IOException e){
              // If another exception is generated, print a stack trace
              e.printStackTrace();
          }
        
        return null;
          
      }// end main
    }

import java.io.BufferedReader;
import java.io.IOException;
import java.io.StringReader;
import java.util.HashSet;
import java.util.Set;


public class Dancing {

	
	public static void main(String [] args) throws NumberFormatException, IOException
	{
		BufferedReader in = new BufferedReader(new StringReader(args[0]));
		int rows = Integer.parseInt(in.readLine());
		for ( int i = 1; i <= rows; i++)
		{
			String line = in.readLine();
			String[] vals = line.split(" ");
			int googlers = Integer.parseInt(vals[0]);
			int surprising = Integer.parseInt(vals[1]);
			int score = Integer.parseInt(vals[2]);
			int [] googlerScores = new int[googlers];
			
			for ( int j = 0; j < googlerScores.length; j++)
			{
				googlerScores[j]=Integer.parseInt(vals[3+j]);
			}
			
			//System.out.println("Surprising: " + surprising);
			int maxCount = 0;
			
			int normalCount = 0;
			int suprisingCount = 0;
			Set<Integer> normals = new HashSet<Integer>();
			for ( int k = 0; k < googlers; k++ )
			{
				if ( getBestRegularScore(googlerScores[k])>=score )
				{
					normalCount++;
					normals.add(k);
				}				
			}
			
			for ( int k = 0; k < googlers; k++ )
			{
				if ( !normals.contains(k) 
						&& getBestSurprisingScore(googlerScores[k])>=score )
				{
					suprisingCount++;
				}				
				if ( suprisingCount == surprising )
				{
					break;
				}
			}
			
//			for ( int j = 0; j < Math.pow(2, googlers); j++)
//			{
//				if ( instanceCount(j) == surprising )
//				{
//					//System.out.println("Case: " + Integer.toBinaryString(j));
//					int count = 0;
//					for ( int k = 0; k < googlers; k++ )
//					{
//						int pow = (int) Math.pow(2,k);
//						boolean normal = (pow & j) == 0;
//						//System.out.println(k+": "+ normal);
//						if ( normal && getBestRegularScore(googlerScores[k])>=score )
//						{
//							count++;
//						}
//						else if ( !normal && getBestSurprisingScore(googlerScores[k])>=score )
//						{
//							count++;
//						}
//					}
//					if ( count >= maxCount )
//					{
//						maxCount = count;
//					}
//					
//				}
//			}
			
			System.out.println("Case #"+i+": " + (normalCount+suprisingCount));
		}
	}
	
	public static int instanceCount(int number)
	{
		int count = 0;
		for ( char c : Integer.toString(number, 2).toCharArray() )
		{
			if ( c == '1' )
			{
				count++;
			}
		}
		return count;
	}
	
	public static int getBestRegularScore(int totalScore)
	{
		int bestScore = totalScore/3;
		if ( totalScore%3>0)
		{
			bestScore++;
		}
		return bestScore>10?10:bestScore;
	}
	
	public static int getBestSurprisingScore(int totalScore)
	{
		if ( totalScore == 0 )
		{
			return 0;
		}
		int ret = (totalScore+4)/3; 
		return ret>10?10:ret;
	}
}
