/*
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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.io.*;

public class dancing {
	
	static int N;
	static int S;
	static int p;
	static int[] t;
	
	public static boolean normal(int tot){
		int max = tot%3==0?tot/3:tot/3+1;
		return max>=p;
	}
	
	public static boolean surprising(int tot){
		int max = tot==0?0:(tot+1)/3+1;
		
		return max>=p;
	}
	
	
	public static int solve(){
		int DB=0;
		int SDB = S;
		for(int i=0; i<N; i++){
			if(normal(t[i])) DB++;
			else if(SDB > 0 && surprising(t[i])){
				DB++; SDB--;
			}
		}
		
		return DB;
	}
	
	public static void main (String args[]) throws IOException{
		
		
		BufferedReader be = new BufferedReader(new FileReader("B-large.in"));
		int T = Integer.parseInt(be.readLine());
		for(int i=1; i<=T; i++){
			String s = be.readLine();
			N = Integer.parseInt(s.split(" ")[0]);
			S = Integer.parseInt(s.split(" ")[1]);
			p = Integer.parseInt(s.split(" ")[2]);
			t = new int[N];
			for(int j = 0; j < N; j++)
				t[j] = Integer.parseInt(s.split(" ")[j+3]);
			System.out.println("Case #"+i+": "+solve());
		}
		be.close();
	}
}

