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;
    }
}


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

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;

/**
 *
 * @author Kholoud
 */
public class DancingWithTheGooglers {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        try {
            FileInputStream ifstream = new FileInputStream("C:\\Users\\Kholoud\\Downloads\\B-large.in");
            DataInputStream in = new DataInputStream(ifstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            int n = Integer.parseInt( br.readLine());
            String line;
            for(int i = 0;i<n;i++)
            {
                int count = 0;
                line = br.readLine();
                String[] words = line.split(" ");
                int Googlers = Integer.parseInt(words[0]);
                int surCount = Integer.parseInt(words[1]);
                int p = Integer.parseInt(words[2]);
                for(int j = 0;j<Googlers;j++)
                {
                    int Score = Integer.parseInt(words[j+3]);
                    if(Score < p)
                    {
                       continue;
                    }
                    if(pass(Score,p))
                    {
                        count++;
                    }
                    else
                    {
                        if(surCount>0 && surprisePass(Score, p))
                        {
                            count++;
                            surCount--;
                        }
                    }
                }
                System.out.println("Case #" + (i + 1) + ": " + count);
            }
            
        } catch (Exception e) {
            System.out.print(e.toString());
        }
    }
    public static boolean pass(int num,int p)
    {
        if((num%3 == 0 && num/3 >= p) || ((num-1)%3 == 0 && ((num-1)/3)+1 >= p) || ((num-2)%3 == 0 && ((num-2)/3)+1 >= p))
        {
            return true;
        }
        return false;
    }
    public static boolean surprisePass(int num,int p)
    {
        if(((num-2)%3 == 0 && ((num-2)/3)+2 >= p) || ((num-3)%3 == 0 && ((num-3)/3)+2 >= p) || ((num-4)%3 == 0 && ((num-4)/3)+2 >= p))
        {
            return true;
        }
        return false;
    }
}
