/*
 * 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.IOException;
import java.io.InputStreamReader;
import java.io.StreamTokenizer;


public class B {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		StreamTokenizer tokenizer = new StreamTokenizer(in);

		int tests;
		
		tokenizer.nextToken();
		tests = (int)tokenizer.nval;
		
		int[] answers = new int[tests];
		
		for (int i = 0;i < tests; ++i) {
			int N, S, p;			
			
			tokenizer.nextToken();
			N = (int)tokenizer.nval;
			
			tokenizer.nextToken();
			S = (int)tokenizer.nval;
			
			tokenizer.nextToken();
			p = (int)tokenizer.nval;
			
			int[] tscores = new int[N];
			
			for (int j = 0;j < N; ++j) {
				tokenizer.nextToken();
				tscores[j] = (int)tokenizer.nval;
			}
			
			int hugeScoresCount = 0;
			int greaterPCount = 0;
			
			for (int j = 0;j < N; ++j) {
				if (Math.ceil((double)tscores[j] / 3) >= p) {
					++hugeScoresCount;
				} else {
					if (tscores[j] % 3 == 0 && tscores[j] / 3 >= p - 1 && tscores[j] != 0) {
						++ greaterPCount;
					}else if (tscores[j] % 3 == 2 && tscores[j] / 3 >= p - 2) {
						++ greaterPCount;
					}
				}
			}
			
			answers[i] = hugeScoresCount + Math.min(S, greaterPCount);
		}
		
		for (int j = 0;j < tests; ++j) {
			System.out.println("Case #" + (j + 1) + ": " + answers[j]);
		}
	}

}
