/**
 * 
 */
package pandit.codejam;

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Scanner;

/**
 * @author Manu Ram Pandit
 * 
 */
public class DancingWithGooglersUpload {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		FileInputStream fStream = new FileInputStream(
				"input.txt");

		Scanner scanner = new Scanner(new BufferedInputStream(fStream));
		Writer out = new OutputStreamWriter(new FileOutputStream("output.txt"));

		int T = scanner.nextInt();
		int N,S,P,ti;
		int counter = 0;
		for (int count = 1; count <= T; count++) {
			N=scanner.nextInt();
			S = scanner.nextInt();
			counter = 0;
			P = scanner.nextInt();
			for(int i=1;i<=N;i++){
				ti=scanner.nextInt();
				if(ti>=(3*P-2)){
					counter++;
					continue;
				}
				else if(S>0){
					if(P>=2 && ((ti==(3*P-3)) ||(ti==(3*P-4)))) {
					S--;
					counter++;
					continue;
					}
				}
				
			}
			// System.out.println("Case #" + count + ": " + counter);
			out.write("Case #" + count + ": " + counter + "\n");
		}
		fStream.close();
		out.close();

	}

}

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.StringTokenizer;


public class Main_Dance {
	public static void main(String[] args)throws Exception {
		File _=new File("dance.in");
		BufferedReader br=_.exists()? new BufferedReader(new FileReader(_)):new BufferedReader(new InputStreamReader(System.in));
		int t=Integer.parseInt(br.readLine().trim());
		int n,s,p;
		ArrayList<Integer> scores;
		StringTokenizer st;
		int k,surprising,total;
		
		for (int i = 1; i <= t; i++) {
			scores=new ArrayList<Integer>();
			st=new StringTokenizer(br.readLine());
			n=Integer.parseInt(st.nextToken());
			s=Integer.parseInt(st.nextToken());
			p=Integer.parseInt(st.nextToken());
			k=p+2*Math.max(0, p-2);
			
			
			for (int j = 0; j < n; j++) {
				scores.add(Integer.parseInt(st.nextToken()));
			}
			total=0;
			surprising=0;
			Collections.sort(scores);
			for (int j = 0; j < scores.size(); j++) {
				if(scores.get(j)>=k)
					total++;
				if((p!=1&&p!=0)&&(scores.get(j)==p+2*(p-2)||scores.get(j)==p+2*(p-2)+1))
					surprising++;
			}
			
			if(surprising>s)
				total-=surprising-s;
			
			
			System.out.println("Case #"+i+": "+total);
		}
		
	}
}
