/**
 * 
 */
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.util.*;
import java.io.*;

public class DancingGooglers {

	public static void main(String[] args){
		Scanner in = new Scanner(System.in);
		int count = in.nextInt(); 
		//in.nextLine();
		for(int i=0;i<count;i++){
			int N=in.nextInt();
			int s=in.nextInt();
			int p=in.nextInt();
			int scores[]=new int[N];
			for(int j=0;j<N;j++){
				scores[j]=in.nextInt();
			}
			int max=processOneCase(N,s,p,scores);
			System.out.println("Case #"+(i+1)+": "+max);
		}
		
		
	}
	public static int processOneCase(int N,int s,int p,int[] scores){
		int max=0;
		for(int i=0;i<N;i++){
			int score=scores[i];
			double avg=(double)score/3.0;			
			if(avg>p-1){
				//System.out.println("case 1");
				max++;
			}
			else if(score/3 == p-1 && s!=0){
				if(!(score==0 && p==1))
				{					
				s--;
				max++;
				//System.out.println("case 2");
				}
			}
			else if(avg>p-2 && avg <p-1 && s!=0){
				if(score-3*(score/3) == 2)
				{
					s--;
					max++;
					//System.out.println("case 3");
				}
			}
		}
		
		return max;
	}
	
}
