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;
    }
}


import java.io.BufferedReader;
import java.io.FileReader;
import java.util.ArrayList;


public class Run2
{
	public static void main(String[] args)
	{
		String path = "files/B-large.in";
		
		int T = 0;
		ArrayList<ArrayList<Integer>> googlers = new ArrayList<ArrayList<Integer>>();
		ArrayList<Integer> surprisings = new ArrayList<Integer>();
		ArrayList<Integer> leasts = new ArrayList<Integer>();
		
		try
		{
			boolean isFirstLine = true;
			
			FileReader FR = new FileReader(path);
			BufferedReader BR = new BufferedReader(FR);
			String str = "";
			
			while((str=BR.readLine())!=null)
			{
				if (isFirstLine)
				{
					T = Integer.parseInt(str);
					isFirstLine = false;
				}
				else
				{
					String[] temp = str.split(" ");
					
					surprisings.add(Integer.parseInt(temp[1]));
					leasts.add(Integer.parseInt(temp[2]));
					
					ArrayList<Integer> score = new ArrayList<Integer>();
					for(int i = 3; i < temp.length; i++)
					{
						score.add(Integer.parseInt(temp[i]));
					}
					googlers.add(score);
				}
			}
		}
		catch (Exception e)
		{
			e.printStackTrace();
		}
		
		for(int i = 0; i < T; i++)
		{
			ArrayList<Integer> googler = googlers.get(i);
			int surprising = surprisings.get(i);
			int least = leasts.get(i);
			int number = 0;
			
			int dontSurprising = 0;
			int isSurprising = 0;
			for(int j = 0; j < googler.size(); j++)
			{
				int score = googler.get(j);
				
				int surprisingBounds = least+(least-2)*2;
				int dontSurprisingBounds = least+(least-1)*2;
				if (least < 2)
				{
					surprisingBounds = least;
					dontSurprisingBounds = least;
				}
				if (score >= surprisingBounds && score < dontSurprisingBounds)
				{
					isSurprising++;
				}
				else if (score >= dontSurprisingBounds)
				{
					dontSurprising++;
				}
			}
			number = dontSurprising+isSurprising+((surprising-isSurprising)>=0?0:(surprising-isSurprising));
			System.out.println("Case #"+(i+1)+": "+number);
		}
	}
}