import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package googlecodejam2012;

import java.io.*;

/**
 *
 * @author Stephen
 */
public class GoogleCodeJam2012Num2 {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        try 
        {
            FileInputStream fs = new FileInputStream("input.txt");
            DataInputStream in = new DataInputStream(fs);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            FileWriter fws = new FileWriter("output.txt");
            BufferedWriter out = new BufferedWriter(fws);
            String numLine = br.readLine();
            System.out.println(numLine);
            int numCases = Integer.parseInt(numLine);
            String caseLine;
            for(int i = 1; i <= numCases; i++)
            {
                caseLine = br.readLine();
                System.out.println("Case #"+i);
                String[] splitted = caseLine.split(" ");
                int numGooglers = Integer.parseInt(splitted[0]);
                int surprising = Integer.parseInt(splitted[1]);
                int p = Integer.parseInt(splitted[2]);
                System.out.println(numGooglers+" Googlers, "+surprising+" surprising results, p="+p);
                //int[] util = new int[numGooglers];
                int maxResult = 0;
                for(int j = 0; j < numGooglers; j++)
                {
                    int totalScore = Integer.parseInt(splitted[j+3]);
                    int maxScore = totalScore/3+1;
                    if(totalScore%3 == 0)
                        maxScore--;
                    if(maxScore >= p)
                        maxResult++;
                    else
                    {
                        if(totalScore%3 != 1 && surprising > 0 && maxScore+1 == p && maxScore != 0)
                        {
                            surprising--;
                            maxResult++;
                        }
                    }
                    System.out.println("Total: "+totalScore+" Max: "+maxScore);
                }
                System.out.println("Max Result: "+maxResult);
                out.write("Case #"+i+": "+maxResult+"\r\n");
            }
            in.close();
            out.close();
            
            displayOutput();
        } 
        catch (Exception e) 
        {
            System.err.println("Oops! Error occured: " + e.getMessage());
        }
    }
    
    public static String gDecode(String input)
    {
        String decoded = "";
        for(int i = 0; i < input.length(); i++)
        {
            if(input.charAt(i) == ' ')
                decoded += ' ';
            else
                decoded += decodeChar(input.charAt(i)-'a');
        }
        return decoded;
    }
    
    public static String googleKey = "yhesocvxduiglbkrztnwjpfmaq";
    
    public static char decodeChar(int encoded)
    {
        return googleKey.charAt(encoded);
    }
    
    public static void displayOutput()
    {
        System.out.println("START OUTPUT\n-------------------");
        try
        {
            FileInputStream fs = new FileInputStream("output.txt");
            DataInputStream in = new DataInputStream(fs);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            String readLine;
            while ((readLine = br.readLine()) != null)   {
                System.out.println(readLine);
            }
        }
        catch (Exception e) 
        {
            System.err.println("Oops! Error occured: " + e.getMessage());
        }
        System.out.println("---------------------\nEND OUTPUT");
    }
}
