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.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.StringTokenizer;

public class B {

	int N = 0;
	int S = 0;
	int P = 0;
	
	ArrayList<Integer> nrs;
	
	public B(BufferedReader reader) throws IOException {
		String line = reader.readLine();
		StringTokenizer token = new StringTokenizer(line, " ");
		N = Integer.parseInt(token.nextToken());
		S = Integer.parseInt(token.nextToken());
		P = Integer.parseInt(token.nextToken());
		
		nrs = new ArrayList<Integer>();
		
		for (int i = 0; i<N; i++) {
			int nr = Integer.parseInt(token.nextToken());
			nrs.add(nr);
		}
		
	}
	
	public int solve() {
		
		int result = 0;
		
		int P3 = P * 3;
		
		for( Integer nr : nrs) {
			
			// impossible case;
			if (nr < P ) {
				continue;
			}
			
			// is not surprising?
			if ((nr + 2) >= P3) {
				result++;
				continue;
			}
			
			if (((nr + 4) >= P3) && (S > 0)) {
				result++;
				S--;
				continue;
			}
		}
	
		return result;
	}
	
	public static void main(String[] args) throws IOException {
		String inputFile = args[0];
		BufferedReader reader = new BufferedReader(new FileReader(inputFile
				+ ".in"));
		FileWriter outFile = new FileWriter(inputFile + ".out");
		PrintWriter out = new PrintWriter(outFile);
		String strNrLines = reader.readLine();
		int nrLines = Integer.parseInt(strNrLines);
		for (int i = 1; i <= nrLines; i++) {
			B b = new B(reader);
			out.println("Case #" + i + ": " + b.solve());
		}
		reader.close();
		out.close();
	}

}
