/**
 * Created by IntelliJ IDEA.
 * User: Administrator
 * Date: 3/3/12
 * Time: 11:00 AM
 * To change this template use File | Settings | File Templates.
 */

import SRMLib.MathLibrary;
import SRMLib.TestSRMLib;
import com.sun.org.apache.bcel.internal.generic.F2D;

import java.io.*;
import java.util.*;
import java.util.zip.Inflater;

public class SRM {
    public static void main(String[] args) throws IOException {
        //TestSRMLib.run();
        codeJam1.main();

        return;
    }
}
class codeJam1 {
    public static void main() throws IOException {
        String inputPath = "E:\\input.txt";
        String outputPath = "E:\\output.txt";
        BufferedReader input = new BufferedReader(new FileReader(inputPath));
        BufferedWriter output = new BufferedWriter(new FileWriter(outputPath));

        String line;
        line = input.readLine();
        int T = Integer.parseInt(line);
        for (int i = 1; i <= T; ++i) {
            line = input.readLine();
            String[] words = line.split(" ");
            int N = Integer.parseInt(words[0]);
            int S = Integer.parseInt(words[1]);
            int p = Integer.parseInt(words[2]);
            int n = 0;
            int res = 0;

            for (int j = 3; j < words.length; ++j) {
                if (p == 0) {
                    res++;
                    continue;
                }

                int t = Integer.parseInt(words[j]);
                if (p == 1) {
                    if (t > 0)
                        res++;
                    continue;
                }
                if (t >= 3 * p - 2)
                    res++;
                else if (t >= 3 * p - 4)
                    n++;
            }

            res += Math.min(n, S);
            output.write("Case #" + i + ": " + res);
            output.newLine();
        }

        input.close();
        output.close();
    }
}

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]);
		}
	}

}
