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;
    }
}


package com.codejam2012;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public class FileUtils {
	
	
	public static String readFile(String fileName){
		FileReader reader = null;
		String temp = null;
		try {
			reader = new FileReader(fileName);
		} catch (FileNotFoundException e1) {
			e1.printStackTrace();
		}
	    StringBuffer strContent = new StringBuffer("");
	    
	    try 
	    {
	      
	      BufferedReader bufferedReader = new BufferedReader(reader);
	      temp =bufferedReader.readLine();
	      while (temp != null)
	      {		    	  
	    	  strContent.append(temp + "\n");
	    	  temp =bufferedReader.readLine();
	      }
	      
	    } 
	    catch (Exception e) 
	    {
	      System.out.println(e);
	    }
	    
	    return strContent.toString();
	}

	public static void appendToFile(String outputFileName, String dataToPrint) {
						 
		File file =new File(outputFileName);
		if(!file.exists()){
			try {
				file.createNewFile();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
		
		FileWriter fileWritter;
		try {
			fileWritter = new FileWriter(outputFileName,true);
			BufferedWriter bufferWritter = new BufferedWriter(fileWritter);
	        bufferWritter.write(dataToPrint);
	        bufferWritter.close();
	        fileWritter.close();
	        
		} catch (IOException e) {
			e.printStackTrace();
		}
	        
		
		
	}

	public static void deleteFile(String outputFileName) {
		File file =new File(outputFileName);
		if(file.exists()){
			file.delete();
		}
		
	}
	

}
