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.FileReader;
import java.io.FileWriter;



public class B implements Runnable{
	BufferedReader in;
	BufferedWriter out;
	static String inputFile="";
	static String outputFile="";
	static {
		inputFile=B.class.getName()+".in";
		outputFile=B.class.getName()+".out";
		}
	public int iread() throws Exception {
		return Integer.parseInt(readword());
	}
	public long lread() throws Exception {
		return Long.parseLong(readword());
	}
	public double dread() throws Exception {
		return Double.parseDouble(readword());
	}
	public String readword() throws Exception {
		int k = in.read();
		if(k < 0) return "";
		while(k>=0 && k<=' ') k=in.read();
		StringBuilder bld = new StringBuilder();
		while(k>' ') {
			bld.append((char)k);
			k=in.read();
			}
		return bld.toString();
	}

	public void solve() throws Exception {
		int T = iread();
		for(int t=1; t<=T; t++) {
			int N = iread();
			int S = iread();
			int P = iread();
			int[] score = new int[N];
			int result = 0;
			for(int n=0; n<N; n++) {
				score[n]=iread();
				if(P > 1){
					if(score[n]<3*P-4) continue;
					else if(score[n]==3*P-3||score[n]==3*P-4){
						if(S > 0) {
						result++;
						S--;						
						}
						else continue;
					}
					else result++;
				}
				else {
					if(P == 1) {
						if(score[n]==0) continue;
						else result++;
					}
					else {
						result++;
					}
				}
			}
			out.write("Case #"+t+": "+result+"\n");
		}		
	}
	
	public void run() {
		try{
			in = new BufferedReader(new FileReader(inputFile));
			out = new BufferedWriter(new FileWriter(outputFile));
			solve();
			out.flush();
		}catch(Exception e){
			e.printStackTrace();
		}
	}
	
	public static void main(String[] args) {
		new Thread(new B()).start();
	}
	
}
