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

public class Googlers {
	
	static int judgeGooglersNum(String input) {
		int result = 0;
		String[] s = input.split(" ");
		int N = Integer.parseInt(s[0]);
		int S = Integer.parseInt(s[1]);
		int p = Integer.parseInt(s[2]);
		int total = p > 0 ? p + (p - 1) + (p - 1) : 0;
		int totalS = p > 1 ? p + (p - 2) + (p - 2) : total;
//		System.out.println(N + "," + S + "," + p + "," + 
//			total + "," + totalS);
		for(int i = 3; i < N + 3; i++) {
			int now = Integer.parseInt(s[i]); 
			if(now >= total || (now >= totalS && S-- > 0)) {
				result++;
			}
		}
		return result;
	}

	public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new FileReader("src/B-small-attempt0.in"));
        BufferedWriter bw = new BufferedWriter(new FileWriter("src/B-small.out"));
        int T = Integer.parseInt(br.readLine());
		for(int i = 0; i < T; i++) {
			bw.write("Case #" + (i+1) + ": " +
					judgeGooglersNum(br.readLine()));
			bw.newLine();
		}
        bw.flush();
        bw.close();
        br.close();
	}
}
