/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package IO;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
    
/**
 * 
 * @author dannocz
 */
public class InputReader {
    
    public static Input readFile(String filename){
        try {
              
              /*  Sets up a file reader to read the file passed on the command
          77        line one character at a time */
              FileReader input = new FileReader(filename);
              
              /* Filter FileReader through a Buffered read to read a line at a
                 time */
              BufferedReader bufRead = new BufferedReader(input);
              
              String line;    // String that holds current file line
              int count = 0;  // Line number of count 
              ArrayList<String> cases= new ArrayList<String>();
              
              // Read first line
              line = bufRead.readLine();
              int noTestCases=Integer.parseInt(line);
              count++;
              
              // Read through file one line at time. Print line # and line
              while (count<=noTestCases){
                  //System.out.println("Reading. "+count+": "+line);
                  line = bufRead.readLine();
                  cases.add(line);
                  count++;
              }
              
              bufRead.close();
              
              return new Input(noTestCases,cases);
              
          }catch (ArrayIndexOutOfBoundsException e){
              /* If no file was passed on the command line, this expception is
              generated. A message indicating how to the class should be
              called is displayed */
              e.printStackTrace();        
  
          }catch (IOException e){
              // If another exception is generated, print a stack trace
              e.printStackTrace();
          }
        
        return null;
          
      }// end main
    }

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;

public class B {


	public static void main (String[] args)
	{


		try {
			//BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
			BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(new File("src/B-large.in"))));
			PrintWriter pw = new PrintWriter(System.out);
			int cases = Integer.parseInt(in.readLine());	
			for (int i = 0; i < cases; i++) {
				int max=0;
				String[] data = in.readLine().split(" ");
				int N = Integer.parseInt(data[0]);
				int S = Integer.parseInt(data[1]);
				int p = Integer.parseInt(data[2]);
				int[] sums = new int[N];
				for (int j = 0; j < N; j++) {
					sums[j] = Integer.parseInt(data[j+3]);
				}
				if(p==0)
				{
					max=N;
				}
				else if (p==1)
				{
					for (int j = 0; j < sums.length; j++) {
						if(sums[j]>0)
							max++;
					}
				}
				else{
				for (int j = 0; j < sums.length; j++) {
					if(sums[j]>=3*p-2)
						max++;
					else if(sums[j]>=3*p-4 && S>0)
					{
						max++;
						S--;
					}
					
				}
				}

				
				System.out.println("Case #"+(i+1)+": "+max);
			}
			pw.flush();
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}
	}
}
