import java.util.*;
import java.io.*;

public class DancingWithTheGooglers
{
    public DancingWithTheGooglers()
    {
        Scanner inFile = null;
        try
        {
            inFile = new Scanner(new File("inputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening input file. Exiting...");
			System.exit(0);
        }
        int t = inFile.nextInt();
        
        int [] results = new int [t];
        DancingWithTheGooglersMax [] rnc = new DancingWithTheGooglersMax[t];
        
        int i, j;
        int [] scores;
        int s, p;
        for(i = 0; i < t; i++)
        {
            scores = new int [inFile.nextInt()];
            s = inFile.nextInt();
            p = inFile.nextInt();
            for(j = 0; j < scores.length; j++)
                scores[j] = inFile.nextInt();
            
            rnc[i] = new DancingWithTheGooglersMax(i, scores, s, p, results);
            rnc[i].start();
        }
        inFile.close();
        
        boolean done = false;
        
        while(!done)
        {
            done = true;
            for(i = 0; i < t; i++)
                if(rnc[i].isAlive())
                {
                    done = false;
                    break;
                }
        }
        
        PrintWriter outFile = null;
        try
        {
            outFile = new PrintWriter(new File("outputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening output file. Exiting...");
			System.exit(0);
        }
        
        for(i = 0; i < results.length; i++)
            outFile.printf("Case #%d: %d\n", i+1, results[i]);
        outFile.close();
    }
    
    public static void main(String [] args)
    {
        new DancingWithTheGooglers();
    }
    
    private class DancingWithTheGooglersMax extends Thread
    {
        int id;
        int s, p;
        int [] results, scores;
        
        public DancingWithTheGooglersMax(int i, int [] aScores, int aS, int aP,int [] res)
        {
            id = i;
            s = aS;
            p = aP;
            results = res;
            scores = aScores;
        }
        
        public void run()
        {
            int a = 0, b = 0;
            
            if(p == 0)
                results[id] = scores.length;
            else if(p == 1)
            {
                int y;
                y = 3*p - 3;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > 0)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
            else
            {
                int y, z;
                y = 3*p - 3;
                z = 3*p - 5;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > z)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
        }
    }
}
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;
import static java.lang.Math.abs;

public class B {

	public static void main(String[] args) throws IOException {
		Scanner in = new Scanner(new FileReader("input.in"));
		BufferedWriter bw = new BufferedWriter(new FileWriter("output"));

		int T = in.nextInt();

		int n, s, p;
		for (int i = 1; i <= T; i++) {
			// read input
			n = in.nextInt(); s = in.nextInt();	p = in.nextInt();
			int[] googlers = new int[n];
			for (int j = 0; j < n; j++)
				googlers[j] = in.nextInt();

			// solve
			int ans = solve(n, s, p, googlers);
			bw.write("Case #" + i + ": " + ans);
			bw.newLine();
		}
		
		bw.close();
		System.out.println("end");
	}

	private static int solve(int n, int s, int p, int[] googlers) throws IOException {
		boolean[] surp = new boolean[n];
		boolean[] reach = new boolean[n];
		boolean[] both = new boolean[n];
		
		for (int T = 0; T < n; T++)
			for (int i = 0; i <= 10; i++)
				for (int j = i; j <= i+2 && j <= 10; j++)
					for (int k = j; k <= j+2 && j <= 10; k++)
						if (i+j+k == googlers[T] && check(i, j, k))
						{
							boolean a = isSurprising(i, j, k), b = reached(i, j, k, p);
							if(!surp[T]) surp[T] = a && !b;
							if(!reach[T]) reach[T] = b && !a;
							if(!both[T]) both[T] = a && b; 
						}
		
		int max = findMax(n, s, p, surp, reach, both);
		
		return max;
	}

	private static int findMax(int n, int s, int p, boolean[] surp,	boolean[] reach, boolean[] both) {
		
		int max = 0;
		for(int i = 0; i < n; i++)
			if(both[i] || reach[i])max++;
		
		int ss = 0;
		for(int i = 0; i < n; i++)
			if(surp[i] || both[i]) ss++;
		
		if(ss == s)
			return max;
		else // ss > s
		{
			for(int i = 0; i < n; i++)
				if(surp[i] || (both[i] && reach[i])) ss--;
			
			if(ss <= s)
				return max;
			else
				return max-(ss-s);
			
		}
	}

	private static boolean reached(int i, int j, int k, int p) {
		return Math.max(i, Math.max(j, k)) >= p;
	}

	private static boolean isSurprising(int i, int j, int k) {
		return abs(i - j) == 2 || abs(j - k) == 2 || abs(i - k) == 2;
	}

	private static boolean check(int i, int j, int k) {
		return abs(i - j) <= 2 && abs(j - k) <= 2 && abs(i - k) <= 2;
	}
}
