/*
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 * and open the template in the editor.
 */

/*
 * Dancing
 * Jason Bradley Nel
 * 16287398
 */
import java.io.*;

public class Dancing {

    public static void main(String[] args) {

        In input = new In("input.txt");
        int T = Integer.parseInt(input.readLine());

        for (int i = 0; i < T; i++) {
            System.out.printf("Case #%d: ", i + 1);
            int N = input.readInt();
            int s = input.readInt();
            int p = input.readInt();
            int c = 0;//counter for >=p cases
            //System.out.printf("N: %d, S: %d, P: %d, R: ", N, s, p);
            
            for (int j = 0; j < N; j++) {
                
                int score = input.readInt();
                int q = score / 3;
                int m = score % 3;
                //System.out.printf("%2d (%d, %d) ", scores[j], q, m);
                                
                switch (m) {
                    case 0:
                        if (q >= p) {
                            c++;
                        } else if (((q + 1) == p) && (s > 0) && (q != 0)) {
                            c++;
                            s--;
                        }
                        break;
                    case 1:
                        if (q >= p) {
                            c++;
                        } else if ((q + 1) == p) {
                            c++;
                        }
                        break;
                    case 2:
                        if (q >= p) {
                            c++;
                        } else if ((q + 1) == p) {
                            c++;
                        } else if (((q + 2) == p) && (s > 0)) {
                            c++;
                            s--;
                        }
                        break;
                }
            }
            //System.out.printf("Best result of %d or higher: ", p);
            System.out.println(c);
        }


    }
}

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.reflect.Array;
import java.util.Arrays;
import java.util.Scanner;


public class B {
	private static final String INPUTFILE = "./B.in";
	private static final String OUTPUTFILE = "./B.out";
	private static FileReader in;
	private static FileWriter out;
	private static BufferedReader buffIn;
	private static BufferedWriter buffOut;
	private static Scanner s;

	public static String executeSingle(){
		int res = 0;
		int N = s.nextInt();
		int S = s.nextInt();
		int p = s.nextInt();
		int[] t= new int[N];
		for(int i=0;i<N;i++){
			t[i] = s.nextInt();
		}
		Arrays.sort(t);
		int minimumOKScore = p+Math.max(p-1, 0)*2;
		int minimumPossibleScore = p+Math.max(p-2, 0)*2;
		//tant que le score est plus grand que le plus petit plausible possible (p+p-1+p-1)
		
		for(int i=N-1;i>=0;i--){
			if(t[i]>= minimumOKScore){
				res++;
			}
			else if(t[i]>= minimumPossibleScore && S > 0){
				S--;
				res++;
			}
		}
		
		
		return ""+res;
	}


	public static void execute() throws IOException{
		int n = s.nextInt();
		s.nextLine();
		for(int i=1;i<=n;i++){
			buffOut.append("Case #"+i+": "+executeSingle());
			buffOut.newLine();
			//System.out.println("Case #"+i+": "+executeSingle());
		
		}
	}


	public static void main(String[] args) throws IOException {
		in = new FileReader(INPUTFILE);
		out = new FileWriter(OUTPUTFILE);
		buffIn = new BufferedReader(in);
		buffOut = new BufferedWriter(out);
		s = new Scanner(buffIn);
		execute();
		buffOut.flush();
		buffOut.close();
		buffIn.close();
		out.close();
		in.close();
	}

}