/**
 * 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();
    }
}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package exercises;

/**
 *
 * @author dannocz
 */
public class Parser {
    
    public static char parse(char character){
        
        switch(character)
        {
            case ' ':
                return ' ';
            case 'a':
                return 'y';
            case 'b':
                return 'h';
            case 'c':
                return 'e';
            case 'd':
                return 's';
            case 'e':
                return 'o';
            case 'f':
                return 'c';
            case 'g':
                return 'v';
            case 'h':
                return 'x';
            case 'i':
                return 'd';
            case 'j':
                return 'u';
            case 'k':
                return 'i';
            case 'l':
                return 'g';
            case 'm':
                return 'l';
            case 'n':
                return 'b';
            case 'o':
                return 'k';
            case 'p':
                return 'r';
            case 'q':
                return 'z';
            case 'r':
                return 't';
            case 's':
                return 'n';
            case 't':
                return 'w';
            case 'u':
                return 'j';
            case 'v':
                return 'p';
            case 'w':
                return 'f';
            case 'x':
                return 'm';
            case 'y':
                return 'a';
            case 'z':
                return 'q';
            default:
                return ' ';
        }
        
    }
    
    public static String parse(String cad){
        
       // System.out.println(cad);
        char[] chars = cad.toCharArray();
        char[] newChars = new char[chars.length];
        for (int i = 0; i < chars.length; i++) {
            newChars[i]= parse(chars[i]);
        }
            
        return new String(newChars);
        
    }
    
}
