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.*;

public class mains {
	public static void main(String[] args) {
		BufferedReader input;
		BufferedWriter output;
		
		try {
			input = new BufferedReader(new FileReader("B-large.in"));
			output = new BufferedWriter(new FileWriter("output.out"));
			
			int caseCount = Integer.parseInt(input.readLine());
			
			String buf;
			String[] values;
			int googlerCount;
			int sCount;
			int minValue;
			int score;
			int resultCount;
			for(int index = 1 ; index <= caseCount; ++index) {
				resultCount = 0;
				buf = input.readLine();
				values = buf.split(" ");
				googlerCount = Integer.parseInt(values[0]);
				sCount = Integer.parseInt(values[1]);
				minValue = Integer.parseInt(values[2]);
				
				for(int i = 0 ; i < googlerCount; ++i) {
					score = Integer.parseInt(values[3 + i]);
					switch(minValue) {
					case 0 :
						++resultCount;
						break;
					case 1 :
						if(score >= 1)
							++resultCount;
						break;
					default :
						score = minValue * 3 - score;
						if(score <= 2) {
							++resultCount;
						} else if(sCount > 0 && score <= 4) {
							++resultCount;
							--sCount;
						}
					}
				}
				
				if(sCount != 0) {
					System.out.println("Invalid sCount = " + sCount + " at " + index);
				}
				
				output.write("Case #" + index + ": " + resultCount);
				output.newLine();
			}
			
			output.close();
			input.close();
		} catch(Exception e) {
			return;
		}
	}
}
