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.Scanner;


public class SurprisingDancers {
	public static void main(String[] args) {
		BufferedReader br;
		BufferedWriter bw;
		int count;
		try
		{	
			br = new BufferedReader(new FileReader(args[0]));
			bw = new BufferedWriter(new FileWriter(new File("output.txt")));
			count = new Integer(br.readLine());
			for(int i = 1; i <= count; i++)
			{
				try
				{					
					bw.write("Case #" + i + ": ");
					Scanner intReader = new Scanner(br.readLine());
					int numGooglers = intReader.nextInt();
					int numSurprises = intReader.nextInt();
					int p = intReader.nextInt();
					int ans = 0;
					for(int j = 1; j <= numGooglers; j++)
					{
						int score = intReader.nextInt();
						if((score/3) >= p)
						{
							ans++;
						}
						else
						{
							if(score % 3 == 0 && score > 0)
							{
								if((score/3 + 1) >= p)
								{
									if(numSurprises > 0)
									{
										numSurprises--;
										ans++;
									}
								}									
							}
							if(score % 3 == 1)
							{
								if((score/3 + 1) >= p)
								{
									ans++;
								}
							}
							if(score % 3 == 2)
							{
								if((score/3 + 1)  >= p)
								{
									ans++;
								}
								else if((score/3 + 2) >= p)
								{
									if(numSurprises > 0)
									{
										numSurprises--;
										ans++;
									}
								}
							}
						}
					}
					String stringAns = "" + ans;
					bw.write(stringAns);
					bw.newLine();
				}
				catch(IOException e)
				{
					System.out.println("Error reading line.");
				}
			}
			br.close();
			bw.close();
		}
		catch(FileNotFoundException e)
		{
			System.out.println("File not found.");
		}
		catch(IOException e)
		{
			System.out.println("Error reading first line or creating output.");
		}
	}

}
