import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package qualification.q2;

/**
 * Created by IntelliJ IDEA.
 * User: ofer
 * Date: 14/04/12
 * Time: 18:47
 * To change this template use File | Settings | File Templates.
 */
public class Q2Solver {
    
    public int solve(int n,int s,int p, int[] sums){
        
        int res = 0;
        int surprisesLeft = s;
        for (int sum : sums){
            int div = sum / 3;
            int mod = sum % 3;
            if (div >= p){
                res++;
            }
            else if( p - div == 1){
                if (div > 0 && mod == 0 && surprisesLeft > 0){
                    res++;
                    surprisesLeft--;
                }
                else if (mod > 0){
                    res++;
                }
            }
            else if (p -div ==2 && mod == 2 && surprisesLeft > 0){
                res++;
                surprisesLeft--;
            }
        }
        return res;
    }
}
