/*
 * 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
    }

package b;

import java.util.Arrays;
import java.util.Scanner;

public class B {

	public B() {
		Scanner s = new Scanner (System.in);
		
		int t = s.nextInt();
		
		
		for(int i =0; i < t; i++)
		{
			int n = s.nextInt();
			int ss = s.nextInt();
			int p = s.nextInt();
			
			int[] vals = new int[n];
			
			for(int j = 0; j < n; j ++)
				vals[j]=s.nextInt();
			
			Arrays.sort(vals);
			
			int num=0, numLeft = ss;
			for(int j=vals.length-1; j >=0;j--)
			{
				//System.out.println(vals[j]);
				if(numLeft==0 || vals[j]>=29 || vals[j]<2 || (vals[j]+2)/3>=p)
				{
					//System.out.println("here "+(vals[j]+2)/3);
					if((vals[j]+2)/3>=p)
					{
						num++;
					}
				}
				else
				{
					if((vals[j]+4)/3>=p)
					{
						numLeft--;
						num++;
					}
				}
			}
			
			System.out.println("Case #"+(i+1)+": "+num);
		}
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		new B();

	}

}
