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);
		}
	}

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Problem2;

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

/**
 *
 * @author Mohammed
 */
public class NewDancers {

    static int in[][], out[];

    private static void readFile(String fileName) throws FileNotFoundException, IOException {
        BufferedReader br = new BufferedReader(new FileReader(fileName));
        String line;
        int x = Integer.parseInt(br.readLine());

        in = new int[x][103];
        out = new int[x];

        for (int i = 0; i < x; i++) {
            line = br.readLine();
            StringTokenizer st = new StringTokenizer(line);
            int j = 0;
            while (st.hasMoreTokens()) {
                in[i][j++] = Integer.parseInt(st.nextToken());
            }

        }
    }

    private static void writeOutput(String string) throws IOException {
        BufferedWriter bw = new BufferedWriter(new FileWriter(string));
        for (int i = 0; i < out.length; i++) {
            bw.write("Case #" + (i + 1) + ": " + out[i]);
            if (i != out.length - 1) {
                bw.write("\r\n");
            }
        }
        bw.close();
    }

    public static void main(String[] args) throws FileNotFoundException, IOException {
        readFile("data");
        for (int i = 0; i < in.length; i++) {
            int googlers = in[i][0];
            int surp = in[i][1];
            int p = in[i][2];
            int minCountedTriplet = 3 * p - 2;
            int minCountedTripletWithSur = 3 * p - 4;
            int output = 0;
            for (int j = 3; j < googlers + 3; j++) {
                int temp = in[i][j];
                if (temp >= minCountedTriplet) {
                    output++;
                } else {
                    if (surp > 0 && temp >= minCountedTripletWithSur && minCountedTripletWithSur >= 0) {
                        output++;
                        surp--;
                    }
                }

            }
            out[i] = output;
        }
        writeOutput("output.txt");
    }
}