/*
 * 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.*;
import java.util.*;
import static java.lang.System.*;

public class B {
	public static void main (String [] args) throws IOException {new B().run();}
	public void run() throws IOException{
		Scanner file = new Scanner(new File("B-large.in"));
		PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("B.out")));
		int times = Integer.parseInt(file.nextLine());
		for(int asdf = 0; asdf<times; asdf++){
			int n = file.nextInt();
			int s = file.nextInt();
			int p = file.nextInt();
			int[] ar = new int[n];
			for(int i = 0; i<n; i++)
				ar[i] = file.nextInt();
			Arrays.sort(ar);
			int count = 0;
			for(int i = n-1; i>=0; i--){
				int x = ar[i];
				int m1 = pos(x,false);
				int m2 = pos(x,true);
				if( m1 >= p ) count++;
				else if( m2 >= p && s>0 ){
					count++;
					s--;
				}
			}
			out.println ("Case #"+(asdf+1)+": "+count);
		}
		out.close();
		System.exit(0);
	}
	public int pos(int x, boolean s){
		int div = (int)Math.ceil(x/3.);
		int max = 0;
		for(int a = Math.max(0,div-2); a<div+2; a++)
		for(int b = Math.max(0,div-2); b<div+2; b++)
		for(int c = Math.max(0,div-2); c<div+2; c++){
			int dif = Math.max(Math.max(a,b),c)-Math.min(Math.min(a,b),c);
			if( dif >2 || a+b+c!=x || (!s&& dif==2))continue;
			max = Math.max(Math.max(a,b),Math.max(max,c));
		}
		return max;
	}
}