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

public class Dance
{
    public static void main(String zaga[]) throws FileNotFoundException
    {
        Scanner input = new Scanner(System.in);
        File file = new File("out.txt");
        PrintStream writer = new PrintStream(file);
        
        int T = input.nextInt();
        
        ArrayList<Integer> ans = new ArrayList<Integer>();
        
        for(int t = 0; t < T; t++)
        {
            int N = input.nextInt();
            
            int S = input.nextInt();
            
            int P = input.nextInt();
            
            ArrayList<Integer> scores = new ArrayList<Integer>();
            
            for(int i = 0; i < N; i++)
            {
                scores.add(input.nextInt());
            }
            
            int s = 1;
            
            for(int i = 0; i < scores.size(); i++)
            {   
                int num = scores.get(i);
                
                int first = P;
                
                if((scores.get(i) - P) >= P * 2 )
                {
                    continue;
                }
                
                if(scores.get(i) - P < 0)
                {
                    scores.remove(i);
                    --i;
                    continue;
                }
                
                if(((scores.get(i) - P) / 2) + 1 == P)
                {
                    continue;
                }
                
                if(num - P >= 0)
                {
                    int second = (num - P) / 2;
                    int third = second;
                    
                    if((num - P) % 2 == 1)
                    {
                        ++third;
                    }
                
                    if(second + 2 >= P && third + 2 >= P)
                    {
                        if(s <= S)
                        {
                            ++s;
                           continue;
                        }
                        else
                        {
                            scores.remove(i);
                            --i;
                            continue;
                        }
                    }
                    else
                    {
                        scores.remove(i);
                        --i;
                        continue;
                    }
                    
                }
                else
                {
                    scores.remove(i);
                    --i;
                    continue;
                }
            }
            
            ans.add(scores.size());
        }
        
        for(int i = 0; i < ans.size(); i++)
        {
            writer.print("Case #"+(i+1)+": "+ans.get(i));
            
            if(!(i + 1 == ans.size()))
            {
                writer.print("\n");
            }
        }
        
    }
}