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.*;
import java.util.Scanner;

/**
 * Created by IntelliJ IDEA.
 * User: Veniversum
 * Date: 4/15/12
 * Time: 1:37 AM
 */
public class Q2 {
    public static void main(String[] args) {
        try {
            BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("in.txt")));
            int cases = Integer.parseInt(br.readLine());
            int out[] = new int[cases];
            for (int i = 0; i < cases; i++) {
                Scanner sc = new Scanner(br.readLine());
                int contestants = sc.nextInt();
                int surprise = sc.nextInt();
                int min = sc.nextInt();
                int max = 0;
                for (int j =0; j<contestants; j++){
                    int score = sc.nextInt();
                    if (score-min < 2*(min-1)){
                        //not more than min
                        if (surprise > 0 && score >= (3*min-4) && score != 0){
                            //use surprise
                            surprise--;
                            max++;
                        }
                    } else {
                        max++;
                    }
                }
                out[i] = max;
            }
            PrintWriter outp = new PrintWriter(new FileOutputStream("out.txt"));
            for (int i = 0; i<cases; i++){
                System.out.print("Case #" + (i+1) + ": " + out[i] + "\n");
                outp.print("Case #" + (i+1) + ": " + out[i] + "\n");
            }
            outp.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}
