import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;


public class GooglersDancer {

	/**
	 * @param args
	 * @throws IOException
	 */
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		InputStreamReader converter = new InputStreamReader(System.in);
		BufferedReader in = new BufferedReader(converter);
		if (in == null) {
		      return;
		    }
		String numTest = in.readLine();
		int maxCases = Integer.valueOf(numTest);
		for(int i=1;i<= maxCases;i++){
			String linea = in.readLine();
			String[] datos = linea.split(" ");
			Integer googlers = Integer.valueOf(datos[0]);
			Integer sospechosos = Integer.valueOf(datos[1]);
			Integer p = Integer.valueOf(datos[2]);
			Integer puntuacion;
			Integer personas = 0;
			ArrayList<Integer> puntuaciones = new ArrayList<Integer>();
			for(int j=0;j<googlers;j++){
				puntuacion = Integer.valueOf(datos[3+j]);
				puntuaciones.add(puntuacion);
			}
			Integer[] pOrdenado = null;
			pOrdenado = (Integer[]) puntuaciones.toArray(new Integer[puntuaciones.size()]);
			Arrays.sort(pOrdenado);
			int j;
			for(j=pOrdenado.length-1;j>=0;j--){
				if(pOrdenado[j] >= p*3-2){
					personas += 1;
				}else{
					break;
				}
			}
			int posibles = j+1-sospechosos;
			for(;j>=posibles && j>= 0;j--){
				if(pOrdenado[j] >= p*3-4 && pOrdenado[j] > p){
					personas += 1;
				}else{
					break;
				}
			}
			System.out.println("Case #"+i+": "+personas);
		}
	}

}

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class B {

	
	public static void main(String[] args) throws IOException {
//		Scanner in = new Scanner(new File("in/B/test.in"));
//		Scanner in = new Scanner(new File("in/B/small.in"));
		Scanner in = new Scanner(new File("in/B/big.in"));
//		BufferedWriter bw = new BufferedWriter(new FileWriter(
//				"out/B/test.out"));
//		BufferedWriter bw = new BufferedWriter(new FileWriter(
//				"out/B/small.out"));
		BufferedWriter bw = new BufferedWriter(new FileWriter(
				"out/B/big.out"));
		int cases = in.nextInt();
		for(int c = 1; c <= cases; c++){
			int competitors = in.nextInt();
			int surprises = in.nextInt();
			int minNote = in.nextInt();
			int winners = 0;
			for(int i = 0; i < competitors; i++){
				int max = 0, normal = 0;
				int note = in.nextInt();
				System.err.println(note);
				if(note == 0){
					max = 0;
					normal = 0;
				}else if(note == 1){
					max = 1;
					normal = 1;
				}else if(note > 27){
					max = 10;
					normal = 10;
				}else{
					int mod = note%3;
					max = note/3 + (mod==0?1:mod);
					normal = max - (mod!=1?1:0);
				}
				if(normal >= minNote){
					winners++;
					continue;
				}
				if(max == minNote && surprises > 0){
					surprises--;
					winners++;
					continue;
				}
			}
			bw.write("Case #" + (c) + ": "+winners);
			System.err.println("Case #" + (c) + ": "+winners);
			bw.newLine();
		}
		in.close();
		bw.flush();
		bw.close();
	}
}
