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.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Writer;
import java.nio.charset.Charset;


public class Main {
	public static void main(String arg[])
	{
		try {
			FileInputStream fIn = new FileInputStream("input.txt");
			Charset cs = Charset.forName("UTF-8");
			InputStreamReader iRd = new InputStreamReader(fIn,cs);
			BufferedReader bRd = new BufferedReader(iRd);
			
			
			String str = bRd.readLine();
			
			Integer line = Integer.parseInt(str);
						
			Writer output = null;
			File file = new File("output.txt");
			output = new BufferedWriter(new FileWriter(file));
			
			
			for(int i = 0 ; i < line; ++i)
			{
				String inLine = bRd.readLine();
				
			//	System.out.println(inLine);
				
				String[] nums = inLine.split(" ");
				
				int n = Integer.parseInt(nums[0]);
				int surprise = Integer.parseInt(nums[1]);
				int point = Integer.parseInt(nums[2]);
				int goal = point*3;
				
				int pass = 0;
				int sPass = 0;
				
				for(int j = 0 ; j < n; ++j)
				{
					int num = Integer.parseInt(nums[j+3]);
					int dif = goal - num;
					
					if(dif <=2 ) ++pass;
					else if( (dif ==3 || dif == 4) && goal > 3) ++sPass;
					
				}
				
				if( surprise >= sPass) pass += sPass;
				else pass += surprise;
				output.write("Case #" + (i+1) + ": " + pass + "\n");
				
			}
			
			
			
			output.close();
			
			
			
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
	}
}
