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);
		}
	}

}

package com.googlerese.file;

import java.io.*;
import java.util.Map;

public class FileWrite {

    private static FileWrite fileWrite = new FileWrite();

    private FileWrite() {
    }

    public static FileWrite getInstance() {
        return fileWrite;
    }

    public final void write( final String fileName, final Map<Integer, String> output ) {
        FileWriter fstream = null;
        BufferedWriter out = null;
        try {
            // Create file 
            fstream = new FileWriter( fileName );
            out = new BufferedWriter( fstream );
            int size = output.size();
            for ( int i = 1; i <= size; i++ ) {
                final String outputStr =
                    new StringBuffer( "Case #" ).append( i ).append( ": " ).append( output.get( i ) ).toString();
                out.write( outputStr );
                if ( i != size ) {
                    out.newLine();
                }
            }

        } catch ( Exception e ) {//Catch exception if any
            System.err.println( "Error: " + e.getMessage() );
        } finally {
            //Close the output stream

            try {
                if ( out != null ) {
                    out.close();
                }
                if ( fstream != null ) {
                    fstream.close();
                }
            } catch ( IOException e ) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }
}
