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.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.StringTokenizer;

public class B {
	private static String FILENAME = "stdin";
	static {
		//FILENAME = "B-sample";
		//FILENAME = "B-small";
		FILENAME = "B-large";
	}

	public static void main(String[] args) {
		new B().run();
	}

	private PrintStream out;
	private final BufferedReader reader;
	private StringTokenizer tokenizer = new StringTokenizer("");

	public B() {
		try {
			out = System.out;
			if (FILENAME == "stdin") {
				reader = new BufferedReader(new InputStreamReader(System.in));
			} else {
				out = new PrintStream(new FileOutputStream("source/" + FILENAME + ".out"));
				reader = new BufferedReader(new FileReader("source/" + FILENAME + ".in"));
			}
		} catch (FileNotFoundException e) {
			throw new RuntimeException(e);
		}
	}

	public void run() {
		try {
			runCases();
		} finally {
			closeAll();
		}
	}

	private void runCode() {
        int N = getInt();
        int S = getInt();
        int p = getInt();
        int count = 0;
        for (int i = 0; i < N; i++) {
            int googler = getInt();
            int avg = googler / 3;
            switch (googler % 3) {
                case 0:
                    if (avg >= p) {
                        count++;
                    } else if (S > 0 && 1 + avg >= p && googler > 0 && googler < 30) {
                        S--;
                        count++;
                    }
                    break;
                case 1:
                    if (1 + avg >= p) {
                        count++;
                    }
                    break;
                case 2:
                    if (1 + avg >= p) {
                        count++;
                    } else if (S > 0 && 2 + avg >= p) {
                        S--;
                        count++;
                    }
                    break;
            }
        }
        out.println(count);
	}

	private void runCases() {
		int cases = getInt();
		for (int c = 1; c <= cases; c++) {
			out.print("Case #" + c + ": ");
			runCode();
		}
	}

	private void closeAll() {
		out.close();
	}

	private String getToken() {
		try {
			while (true) {
				if (tokenizer.hasMoreTokens()) {
					return tokenizer.nextToken();
				}
				String s = reader.readLine();
				if (s == null) {
					return null;
				}
				tokenizer = new StringTokenizer(s, " \t\n\r");
			}
		} catch (IOException e) {
			throw new RuntimeException(e);
		}
	}
	public double getDouble() {
		return Double.parseDouble(getToken());
	}

	public int getInt() {
		return Integer.parseInt(getToken());
	}

	public long getLong() {
		return Long.parseLong(getToken());
	}

	public BigInteger getBigInt() {
		return new BigInteger(getToken());
	}

	public BigDecimal getBigDec() {
		return new BigDecimal(getToken());
	}

}
