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;
    }
}


package codejam;

import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author Gedion Moyo
 */
public class dance {

    /**
     * @param args the command line arguments
     */
    
    static Scanner in;
    static PrintWriter out;
    
    public static void main(String[] args) {
        try {
            in = new Scanner(new FileReader("src/codejam/input.txt"));
            out = new PrintWriter(new FileWriter("src/codejam/output.txt"));
           solve();
        } catch (Exception ex) {
            Logger.getLogger(CodeJam.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    public static void solve() throws Exception {
        

        int caseCount = Integer.valueOf(in.nextLine());
        for (int caseNum = 0; caseNum < caseCount; caseNum++) {
            System.out.println("solving case " + caseNum);
            
            out.print("Case #" + (caseNum + 1) + ":");
            out.print(" ");
            int N = in.nextInt();
            int S = in.nextInt();
            int p = in.nextInt();
            int[] t = getScores(N);
            int count = 0;
            int suprises = 0;
            for (int j=0; j<t.length;j++){
                if (t[j] >= p){
                    if ((t[j]/3 >= p)||((t[j]+2)/3>=p)){
                        count++;
                    }else if (((t[j]+4)/3 >= p) && suprises < S){
                        count++;
                        suprises++;
                    }
                }
            }
            out.print(count);
            out.print("\n");
        }
        out.flush();
        out.close();
        in.close();

    }
    
    public static int[] getScores(int N){
        int[] scores = new int[N];
        for (int i =0; i < N;i++){
            scores[i] = in.nextInt();
        }
        
        return scores;
    }
}
