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.*;
import java.util.*;

public class DanceScore
{
	int score;
	boolean surprise = false;
	boolean madeIt = false;
	
	public DanceScore(int score)
	{
		this.score = score;
	}
	
	private void p(String p)
	{
		//System.out.println(p);
	}
	
	public void process(int bestResult)
	{
		int goal = bestResult-2;
		int lastNumber = score-bestResult-bestResult;
		p("score " + score);
		
		p("goal " + bestResult);
		p("lastNumber " + lastNumber);
		if (lastNumber <0)
		{
			madeIt= false;
			surprise = false;
			return;
		}
		
		if (lastNumber >= goal)
			madeIt = true;
		
		int surpriseNumber = bestResult-4;
		if (lastNumber >= surpriseNumber)
			surprise = true;
			
		p("madeIt " + madeIt);
		p("surprise " + surprise);
	}
	
	public boolean surprise()
	{
		return surprise;
	}
	
	public boolean madeIt()
	{
		return madeIt;
	}
	
	
	public static int maxNumber(int[] scores, int numSurprises, int goal)
	{
		int madeItCount = 0;
		int surpriseCount = 0;
		for (int score : scores)
		{
			DanceScore danceScore = new DanceScore(score);
			danceScore.process(goal);
			if (danceScore.madeIt())
				madeItCount++;
			else if (danceScore.surprise())
				surpriseCount++;
		}
		
		if (surpriseCount > numSurprises)
			madeItCount += numSurprises;
		else madeItCount += surpriseCount;
		
		return madeItCount;
	}

	public static void main (String [] args)
	{
		try
		{
			InputStreamReader converter = new InputStreamReader(System.in);
			BufferedReader in = new BufferedReader(converter);

			Integer numCases = Integer.valueOf(in.readLine());
			
			for (int i = 0; i < numCases; i ++)
			{
				String input = in.readLine();
				String[] values = input.split(" ");
				int numPeople = Integer.valueOf(values[0]);
				int numSurprises = Integer.valueOf(values[1]);
				int goal = Integer.valueOf(values[2]);
				int[] scores = new int[numPeople];
				for (int j = 0; j < numPeople ; j++)
				{
					scores[j] = Integer.valueOf(values[3+j]);
				}
				int maxNumber = maxNumber(scores, numSurprises, goal);
				System.out.println("Case #" + (i+1) + ": " + maxNumber);
			}
		} catch (Exception e)
		{
			throw new RuntimeException (e);
		}
	}
}