/**
 * 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.*;

public class B {

    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        int T;
        T = Integer.parseInt(reader.readLine());
        for (int i = 1; i <= T; i++) {
            String[] input = reader.readLine().split(" ");
            int result = 0;
            int N = Integer.parseInt(input[0]);
            int S = Integer.parseInt(input[1]);
            int p = Integer.parseInt(input[2]);
            for (int j = 3; j < input.length; j++) {
                int score = Integer.parseInt(input[j]);
				int temp = score/3;
                if(score % 3 ==0){
					if(temp>=p){
						++result;
					} else if (temp+1>=p && S>0 && temp>=1){
						++result;
						--S;
					}
				} else if(score % 3 ==1){
					if (temp+1>=p){
						++result;
					}
				} else {
					if (temp+1>=p){
						++result;
					} else if(temp+2>=p && S>0){
						++result;
						--S;
					}
				}
            }
            if (i < T) {
                System.out.println("Case #" + i + ": " + result);
            } else {
                System.out.print("Case #" + i + ": " + result);
            }
        }
    }
}