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.FileInputStream;
import java.io.InputStreamReader;

public class main {

    public static void main(String[] args) {
        // inputãã¡ã¤ã«ãèª­ã¿è¾¼ã¿
        BufferedReader bufferReader = null;
        String str = "";
        try {
            bufferReader = new BufferedReader(new InputStreamReader(
                    new FileInputStream("/Users/yago/Documents/in.txt"),
                    "UTF-8"));
            // ä¸è¡ãã¤èª­ã¿è¾¼ã¿
            int probs = 0;
            while ((str = bufferReader.readLine()) != null) {
                if (str.length() > 3) {
                    probs++;
                    calc(str, probs);
                }
            }
        } catch (Exception e) {
            System.out.println(e.getMessage());
        } finally {
            try {
                if (bufferReader != null) {
                    bufferReader.close();
                }
            } catch (Exception e) {
            }
        }
    }

    private static void calc(String str, int probNum) {
        Integer n, s, p, Ti, ansCnt = 0;
        String[] strAry = str.split(" ");
        n = Integer.valueOf(strAry[0]);
        s = Integer.valueOf(strAry[1]);
        p = Integer.valueOf(strAry[2]);

        for (int i = 0; i < n; i++) {// åãã³ãµã¼ã«ã¤ãã¦
            Ti = Integer.valueOf(strAry[3 + i]);
            if (Ti >= 3 * p - 2 && 3 * p - 2 > 0) {// p + (p - 1) * 2
                ansCnt++;
//                System.out.println("A" + " " + strAry[3 + i]);
            } else if (s != 0 && Ti >= 3 * p - 4 && 3 * p - 4 > 0) {// p + (p - 2) * 2
                ansCnt++;
                s--;
//                System.out.println("B" + " " + strAry[3 + i]);
            }
        }

        System.out.println("Case #" + probNum + ": " + ansCnt);
    }
}