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

public class B
{
	public static int test (int i, int target)
	{
		int n = i/3;
		
		if (i == 0)
		{
			if (target == 0) return 1;
			return 0;
		}	
		if (i == 1)
		{
			if (target <= 1) return 1;
			return 0;
		}
		
		if (i == 2)
		{
			if (target <= 1) return 1;
			if (target <= 2) return 2;
			return 0;
		}
		
		
		if (n >= (target - (i%3 == 0 ? 0 : 1)))
			return 1;

		if (n >= (target - (i%3 == 2 ? 2 : 1)))
			return 2;
		
		return 0;
	}

	public static void main(String... args) throws Exception
	{
		BufferedReader in = new BufferedReader (new FileReader( "B-large.in" ));
		
		String line;
		in.readLine(); 
		int casenum = 1;

		String[] nums;
		while ( (line = in.readLine()) != null)
		{
			nums = line.split(" ");

			int target = Integer.valueOf(nums[2]);
			int surprising = Integer.valueOf(nums[1]);
			
			int a = 0, b = 0;
			
			for (int i = 3; i < nums.length; i++)
			{
				//System.out.println( "DEBUG: " + nums[i] + " -> " + test(Integer.valueOf(nums[i]),target));
				switch (test(Integer.valueOf(nums[i]),target))
				{
					case 0: break;
					case 1: a++; break;
					case 2: b++; break;
				}
			}
			int result = a + Math.min(b,surprising);
			System.out.println("Case #" + casenum + ": " + result);
			casenum++;
		}
	}
}