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 util;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
/**
 *
 * @author bohmd
 */
public abstract class BaseResolver {

    private final String file;
    private BufferedReader reader;
    private BufferedWriter writer;
    int lineNum = 0;
    int caseNum = 0;

    public BaseResolver(String file) {
        this.file = file;
    }

    public void resolve() throws Exception {
        reader = new BufferedReader(new FileReader(input()));
        writer = new BufferedWriter(new FileWriter(output()));
        while (reader.ready()) {
            executeLine(reader.readLine());
            lineNum++;
        }
        reader.close();
        writer.close();
    }

    private String input() {
        return file + ".in";
    }

    private String output() {
        return file + ".out";
    }

    protected abstract void executeLine(String line) throws Exception;

    protected void write(String result) throws Exception {
        writer.write("Case #" + (++caseNum) + ":" + result);
        writer.newLine();
    }

    public int getLineNum() {
        return lineNum;
    }
}
