package dancinggooglers;

import java.io.File;
import java.util.Scanner;

public class DanceScoreCalculator {


    public static void main(String[] args) {
        if(args.length <= 0 || args[0] == null) {
            System.out.println("You must enter a file to read");
            System.out.println("Usage: blah <filename>");
            System.exit(0);
        }

        File argFile = new File(args[0]);
        try {
            Scanner googleSpeakScanner = new Scanner(argFile);
            String firstLine = googleSpeakScanner.nextLine();
            Integer linesToScan = new Integer(firstLine);
            for(int i = 1; i <= linesToScan; i++) {
                String googleDancerLine = googleSpeakScanner.nextLine();
                DanceScoreCase danceCase = new DanceScoreCase(googleDancerLine);
                System.out.println(String.format("Case #%d: %d", i, danceCase.maxDancersThatCouldPass()));
            }
        }
        catch (Exception e) {
            e.printStackTrace();
        }
    }
}

import java.util.*;

public class Dancing {
	private static Scanner s = new Scanner(System.in);

	public static void main(String[] args) {
		int T = s.nextInt();

		for (int t = 0; t < T; t++) {
			int N = s.nextInt();
			int S = s.nextInt();
			int p = s.nextInt();

			int[] sums = new int[N];
			boolean[] satisfied = new boolean[N];

			for (int i = 0; i < N; i++) sums[i] = s.nextInt();

			for (int i = 0; i < N; i++) {
				int low = Math.max(p - 1, 0);
				if (p + low * 2 > sums[i]) continue;
				satisfied[i] = true;
			}

			for (int i = 0; i < N; i++) {
				if (S == 0) break;
				if (satisfied[i]) continue;
				int low = Math.max(p - 2, 0);
				if (p + low * 2 > sums[i]) continue;
				satisfied[i] = true;
				S--;
			}

			int max = 0;
			for (int i = 0; i < N; i++)
				if (satisfied[i])
					max++;

			System.out.printf("Case #%d: %d\n", t + 1, max);
		}
	}
}
