import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}



import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.logging.Level;
import java.util.logging.Logger;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
/**
 *
 * @author aliakbars
 */
public class Googlers {

    public static void main(String[] args) {
        Googlers gr = new Googlers();
        FileInputStream fstream = null;
        FileWriter fwrite;
        int jml;
        int s;
        int p;
        int okay;
        try {
            fstream = new FileInputStream("B-large.in");
            fwrite = new FileWriter("B-large.out");
            BufferedWriter ofile = new BufferedWriter(fwrite);
            DataInputStream ifile = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(ifile));
            String num = br.readLine();
            for (int i = 0; i < Integer.parseInt(num); i++) {
                String[] input = br.readLine().split(" ");
                jml = Integer.parseInt(input[0]);
                s = Integer.parseInt(input[1]);
                p = Integer.parseInt(input[2]);
                okay = 0;
                for (int j = 0; j < jml; j++) {
                    int x = Integer.parseInt(input[3+j]);
                    if (x / 3 >= p) {
                        okay++;
                    } else {
                        if (x / 3 + 1 >= p && x != 0) {
                            if (x - (x / 3) * 3 + (x / 3) >= p) {
                                okay++;
                            } else {
                                if (s > 0) {
                                    okay++;
                                    s--;
                                }
                            }
                        } else if (x / 3 + 2 >= p && x != 0) {
                            if ((x / 3) * 3 + 2 == x) {
                                if (s > 0) {
                                    okay++;
                                    s--;
                                }
                            }
                        }
                    }
                }
                try {
                    ofile.write("Case #" + (i + 1) + ": " + okay);
                    ofile.newLine();
                } catch (Exception e) {
                    System.err.println("Error: " + e.getMessage());
                }
                System.out.println("Case #" + (i + 1) + ": " + okay);
            }
            ofile.close();
        } catch (IOException ex) {
            Logger.getLogger(Googlerese.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            try {
                fstream.close();
            } catch (IOException ex) {
                Logger.getLogger(Tutorial.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    }
}
