/*
 * 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.math.BigInteger;
import java.util.Arrays;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.ListIterator;
import java.util.Queue;
import java.util.StringTokenizer;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.Vector;

public class Solution {

	void solve() throws Exception {
		int n = nextInt();
		int s = nextInt();
		int p = nextInt();
		int coolany = 0, coolpp = 0;
		for (int i = 0; i < n; i++) {
			int t = nextInt();
			if (t >= p + Math.max(0, p - 1) + Math.max(0, p - 1)) coolany++; else
				if (t >= p + Math.max(0, p - 2) + Math.max(0, p - 2)) coolpp++;
		}
		out.println(coolany + Math.min(s, coolpp));
	}
	
	public static void main(String[] args) {
		new Solution().run();
	}
	
	public void run() {
		try {
//			in = new BufferedReader(new InputStreamReader(System.in));
//			out = new PrintWriter(System.out);
			in = new BufferedReader(new FileReader(new File("input.txt")));
			out = new PrintWriter("output.txt");
			int t = nextInt();
			for (int q = 1; q <= t; q++) {
				out.print("Case #" + q + ": "); solve();
			}
		} catch (Exception e) {
			e.printStackTrace();
			System.exit(1);
		} finally {
			out.close();
		}
	}
	
	String nextToken() throws Exception {
		while (st == null || !st.hasMoreTokens()) {
			String s = in.readLine();
			if (s == null) return null;
			st = new StringTokenizer(s);
		}
		return st.nextToken();
	}
	
	int nextInt() throws Exception {
		return Integer.parseInt(nextToken());
	}
	
	BufferedReader in;
	PrintWriter out;
	StringTokenizer st;

}