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.FileReader;
import java.io.FileWriter;
import java.util.*;

public class Main
{
    public static void main(String[] args)
            throws Exception
    {
        BufferedReader in = new BufferedReader(new FileReader(args[0]));
        FileWriter out = new FileWriter(args[1]);
        int T = Integer.parseInt(in.readLine());

        for (int t = 1; t <= T; t++)
        {
            String data[] = in.readLine().split("\\ ");
            int N = Integer.parseInt(data[0]);
            int S = Integer.parseInt(data[1]);
            int p = Integer.parseInt(data[2]);
            int[] totalPoints = new int[N];
            for (int i = 0; i < N; i++)
                totalPoints[i] = Integer.parseInt(data[i + 3]);

            int unconditionalSucc = 0;
            int failed = 0;

            int upperLimit;
            int lowerLimit;

            if (p >= 2)
            {
                upperLimit = 3 * p - 3;
                lowerLimit = 3 * p - 4;
            }
            else if (p == 1)
            {
                upperLimit = 0;
                lowerLimit = 1;
            }
            else
            {
                upperLimit = -1;
                lowerLimit = -1;
            }

            for (int i = 0; i < totalPoints.length; i++)
            {
                if (totalPoints[i] > upperLimit)
                    unconditionalSucc++;
                else if (totalPoints[i] < lowerLimit)
                    failed++;
            }

            int uncertain = N - failed - unconditionalSucc;

            out.write("Case #" + t + ": " + (Math.min(uncertain, S) + unconditionalSucc) + "\n");
        }

        in.close();
        out.close();
    }
}
