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.StringTokenizer;


public class Dancing {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new FileReader ("data/input"));
		PrintWriter pw = new PrintWriter(new FileWriter("data/output"));
		int lines = Integer.parseInt(br.readLine());
		for(int j = 0; j < lines; j++){
			String sol = "Case #" + (j+1) + ": ";
			StringTokenizer st = new StringTokenizer(br.readLine());
			int googlers = Integer.parseInt(st.nextToken());
			int surprising = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			int googlerOK = 0;
			while(st.hasMoreElements()){
				int score = Integer.parseInt(st.nextToken());
				int value = score/3;
				int mod = score%3;
				if(score == 0){
					if(p==0){
						googlerOK++;
					}
				}else if(value >= p || (mod > 0 && value+1>=p)){
					googlerOK++;
				}else if(mod == 2 && value+2 >= p && surprising > 0){
					surprising--;
					googlerOK++;	
				}else if(mod < 2 && value+1 >= p && surprising > 0){
					surprising--;
					googlerOK++;
				}
			}
			pw.println(sol + ""+ googlerOK);
		}
		pw.close();

	}

}
