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.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;


public class ProblemB {
	public static void main(String [] args){
		doIt();
	}

	public static void doIt(){

		try{
			BufferedWriter out = new BufferedWriter(new FileWriter("B-large.out"));
			FileInputStream fstream = new FileInputStream(new File("B-large.in"));
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			String strLine;
			int testLines = Integer.parseInt(br.readLine());
			int caseCounter = 0;
			while ((strLine = br.readLine()) != null) {
				int possibs = 0;
				String[] str = strLine.split(" ");
				int  n = Integer.parseInt(str[0]);
				int  s = Integer.parseInt(str[1]);
				int  p = Integer.parseInt(str[2]);
				for (int i = 3 ; i < str.length ; i++) {
					int score = Integer.parseInt(str[i]);
 					if(score >= (3*p -2)){
						possibs++;
					} else if(s > 0 && score >= (3*p -4) && score >= 2){
						s--;
						possibs++;
					}
				}
				caseCounter++;
				out.write("Case #" + caseCounter + ": " + possibs);
				out.newLine();
			}
			in.close();
			out.close();
		}catch (Exception e){//Catch exception if any
			System.err.println("Error: " + e.getMessage());
		}
	}

}
