import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class Dancing {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		// read input file
		File file = new File("B-small-attempt4.in");
		//File file = new File("input.txt");
		BufferedReader br = new BufferedReader(new FileReader(file));
		String ln = "";
		int count = Integer.parseInt(br.readLine());

		// write output file
		File out = new File("outB.txt");
		BufferedWriter bw = new BufferedWriter(new FileWriter(out));
		
		int y = 0;
		for (int i=0; i < count; i++){
			ln = br.readLine();
			y = getY(ln);
			bw.write("Case #" + (i+1) + ": " + y);
			bw.newLine();
		}
		bw.close();
	}
	
	private static int getY(String str) {
		String[] data = str.split(" ");
		int n = Integer.parseInt(data[0]);
		int s = Integer.parseInt(data[1]);
		int p = Integer.parseInt(data[2]);
		int[] t = new int[n];
		for (int i=0; i < n; i++){
			t[i] = Integer.parseInt(data[i+3]);
		}
		int y = 0;
		int base = 0;
		for(int j=0; j < t.length; j++){
			base = t[j] / 3;
			if(base >= p) { y++; }
			else if(base == p-1){
				if(t[j] - (base+p) > base-1 && t[j] > 0){
					y++;
				} else if(s>0 && t[j] - (base+p) > base-2 && t[j] > 0){
					s -= 1;
					y++;
				}
			} else if(base == p-2){
				if(s > 0 && t[j] - (base+p) > base-1 && t[j] > 0){
					s -= 1;
					y++;
				}
			}
		}
		
		return y;
	}

}

import java.util.Scanner;

public class Dancing {
	private static Scanner stdIn = new Scanner(System.in);
	
	public static void getMax(int arr[])
	{
		for (int i = 0; i < arr.length; i++)
		{
			int t = arr[i];
			if ((t % 3) == 0)
			{
				arr[i] = t / 3;
			} else
			{
				arr[i] = (t / 3) + 1;
			}
		}
	}

	public static int howMany(int scores[], int surprising, int p)
	{
		int total = 0;
		
		getMax(scores);
		
		for (int i = 0; i < scores.length; i++)
		{
			int t = scores[i];
			
			if (t >= p)
			{
				total++;
			} else if ((surprising > 0) && (t == (p - 1)) && (t > 0))
			{
				total++;
				surprising--;
			}
		}

		return total;
	}

	public static void main(String args[])
	{
		int T; // number of test cases
		int caseNo = 1; // number of current case

		// scan number of test cases
		T = stdIn.nextInt();

		// while there's cases to process
		while (T-- != 0)
		{
			// case variables
			int N, S, p;
			int scores[]; // array to hold scores

			// read variables
			N = stdIn.nextInt();
			S = stdIn.nextInt();
			p = stdIn.nextInt();
			scores = new int[N];

			// read scores
			for (int i = 0; i < N; i++)
			{
				scores[i] = stdIn.nextInt();
			}					

			// print results
			System.out.println("Case #" + caseNo++ + ": " + howMany(scores, S, p));
		}
	}
}
