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


public class codejamp2 {
	public static char[] map;
	public static void main(String[] args) throws IOException{
		readFile();
	}

	public static String getResult(String input){
		int resultInt = 0;
		String[] splitResult = input.split(" ");
		int dancerCount = Integer.parseInt(splitResult[0]);
		int suprising = Integer.parseInt(splitResult[1]);
		int max = Integer.parseInt(splitResult[2]);
		for(int i = 3; i < dancerCount + 3; i++){
			int current = Integer.parseInt(splitResult[i]);
			int ave = current/3;
			int remain = current - 3*ave;
			int currentmax = ave + remain;
			if(remain == 0 && (max - currentmax == 1) && current!= 0){
				if(suprising > 0){
					suprising--;
					resultInt++;
				}
			}
			if(currentmax >= max){
				if(remain<=1){
					resultInt++;
				}
				else if(remain == 2){
					if(max - ave<=1){
						resultInt++;
					}
					else if(suprising > 0){
						suprising--;
						resultInt++;
					}
				}
			}
		}
		return ""+resultInt;
	}
	public static void readFile() throws IOException{
			FileWriter fstream = new FileWriter("out.txt");
			BufferedWriter out = new BufferedWriter(fstream);
            FileReader input = new FileReader("in.txt");
            BufferedReader bufRead = new BufferedReader(input);	
            String line = bufRead.readLine();
            String current = getResult(line);
            int i = 1;
            out.write("Case #" + i + ": " + current);
            line = bufRead.readLine();
            while (line != null){
            	i++;
          	  	System.out.println("Case #" + i + ": " + getResult(line));     	  	
          	  	out.write('\n' + "Case #" + i + ": " + getResult(line));
          	  	line = bufRead.readLine();
            }             
            bufRead.close();
            out.close();
	}
}
