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.*;

public class Main {

	static private int getNonSuprising(int sum) {
		if (sum == 0) return 0;
		int ret = (int) Math.floor((double) (sum+2) /3);
		
		if (ret <= 10) return ret;
		else return 10;
	}
		
	static private int getSuprising(int sum) {
		if (sum == 0) return 0;
		if (sum == 1) return 1;
		int ret = (int) Math.ceil( (double) (sum-1) / 3) + 1;
		
		if (ret <= 10) return ret;
		else return 10;
	}
		
	static private int handleCase(String line) {
		String[] tokens = line.split(" ");
		int[] values = new int[tokens.length];
		
		for (int i=0; i < tokens.length; i++) {
		  values[i] = Integer.parseInt(tokens[i]);	
		}
		
		int n = values[0];
		int s = values[1];
		int p = values[2];
		
		int count = 0;
		for (int j=0;j<n;j++) {
			int sum = values[j+3];
			
			int suprising = getSuprising(sum);
			int nonsuprising = getNonSuprising(sum);
			
			if (nonsuprising >= p)
				count++;
			else if (suprising >= p && s > 0) {
			  s--;
			  count++;
			} 
			
		}
		
		return count;
	}
		
	static public void main(String args[]) {
		
		try{
		  FileWriter fstream = new FileWriter("output.out");
		  BufferedWriter out = new BufferedWriter(fstream);
		  
		try {
		  BufferedReader input =  new BufferedReader(new FileReader(new File(args[0])));
		  try {
			String line = null; 
			
			line = input.readLine();
			int count = Integer.parseInt(line);
			
			for (int i =0; i<count;i++) {
				line = input.readLine();
				int best = handleCase(line);
				
				out.write("Case #" + (i+1) + ": " + best);
				out.newLine();
			}
			
		  }
		  finally {
			input.close();
		  }
		}
		catch (IOException ex){
		  ex.printStackTrace();
		}
		
		out.close();
	  }catch (Exception e){
		System.err.println("Error: " + e.getMessage());
	  } 
	}
}
