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.*;
import java.util.*;

public class B {

	public static void main(String[] args) throws IOException {
               	//variable initialization
                String inFile = args[0];
		String outFile = inFile.split("\\.")[0] + ".out";

                //file reading...
                BufferedReader reader = new BufferedReader(new FileReader(inFile));
                PrintWriter writer = new PrintWriter(new FileWriter(outFile));

		//get input data
		int T = Integer.valueOf(reader.readLine());
		for (int i = 0; i < T; i++) {
			String[] str_nums = reader.readLine().split(" ");
			int[] nums = new int[str_nums.length];
			int n = 0;
			for (String str : str_nums) {
				nums[n++] = Integer.valueOf(str);
			}
			
			int N = nums[0];
			int S = nums[1];
			int p = nums[2];
			int res = 0;

			for (n = 0; n < N; n++) {
				int total = nums[n+3];
				int k = total / 3;
				int k2 = total % 3;
				if (k >= p) res++;
				else if (p-k == 1 && k2 > 0) res++;
				else if (S > 0)
					if (k2 >= p-k || (k2 == 0 && k != 0 && p-k == 1)) {
						S--;
						res++;
						// System.out.println("Surpraise: (" + k + "," + k + "," + (k+k2) + ") p=" + p);
					}
				
			}
			String result = "Case #" + (i+1) + ": " + res;
			writer.println(result);
			// char[] line = readerReal.readLine().toCharArray();
			// for (char c : line) {
			// 	if (dict.containsKey(c)) {
			// 		writer.write(dict.get(c));
			// 	} else {
			// 		writer.write(c);
			// 	}
			// }
			// writer.write('\n');

			// System.out.println(Arrays.toString(nums));
			// System.out.println(result);

		}
		reader.close();
		writer.close();		
	}
}
