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 Utils;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

public class FileHelper {

	private String path;
	private int totalSize;
	private List<String> inputList;
	private List<String> outputList;
	
	public FileHelper(String path) {
		this.path = path;
		this.inputList = readFile(path);
		this.totalSize = Integer.parseInt(inputList.get(0));
	}
	
	public String getPath() {
		return path;
	}

	public void setPath(String path) {
		this.path = path;
	}

	public int getTotalSize() {
		return totalSize;
	}

	public void setTotalSize(int totalSize) {
		this.totalSize = totalSize;
	}

	public List<String> getInputList() {
		return inputList;
	}

	public void setInputList(List<String> inputList) {
		this.inputList = inputList;
	}

	public List<String> getOutputList() {
		return outputList;
	}

	public void setOutputList(List<String> outputList) {
		this.outputList = outputList;
	}

	public static List<String> readFile(String filepath) {
        List<String> rstList = new ArrayList<String>();

        try {
                FileInputStream fstream = new FileInputStream(filepath);
                // Get the object of DataInputStream
                DataInputStream in = new DataInputStream(fstream);
                BufferedReader br = new BufferedReader(new InputStreamReader(in));

                String strLine;

                // Read File Line By Line
                while ((strLine = br.readLine()) != null) {
                        rstList.add(strLine);
                }

                // Close the input stream
                in.close();
        } catch (Exception e) {// Catch exception if any
                System.err.println("Error: " + e.getMessage());
        }

        return rstList;
	}
	
	 public static void writeFile(String filepath,
             List<String> resList) {
     try {

             FileWriter fstream = new FileWriter(filepath);
             BufferedWriter out = new BufferedWriter(fstream);
             for(int i = 0 ; i< resList.size();++i){
                     out.write(resList.get(i));
                     System.out.println(resList.get(i));
                     if( i != resList.size()  - 1)
                    	 out.newLine();
             }
             // Close the output stream
             out.close();

     } catch (Exception e) {// Catch exception if any
             System.err.println("Error: " + e.getMessage());
     }

}



	public int getInputTotalSize() {

		
		return 0;
	}

	public void init(String[] inputStr) {
		for(int i = 1; i< this.inputList.size(); ++i	){
			inputStr[i - 1] = inputList.get(i);
		}
	}


}
