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);
        }
    }
}

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
	
	public static void main(String[] args) {
		BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
		int count = 0;
		try {
			count = Integer.parseInt(input.readLine());
		} catch (Exception e) {
			System.out.println(e.toString());
			System.exit(1);
		}
		DataModel[] dm = new DataModel[count];
		for(int i = 1; i<=count; i++) {
			try {
				dm[i-1] = new DataModel(input.readLine(),i);
				dm[i-1].run();
			} catch (IOException e) {
				System.out.println(e.toString());
				System.exit(1);
			}
		}
		for(int i = 1; i<=count;i++) {
			while(!dm[i-1].isDone()) {}
			dm[i-1].getOutput();
		}
	}
}
