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.util.*;
import java.util.regex.*;
import java.text.*;
import java.math.*;
import java.io.*;

public class DancingWiththeGooglers {

	private final static String FILE_IN = DancingWiththeGooglers.class
			.getSimpleName() + ".in";
	private final static String FILE_OUT = DancingWiththeGooglers.class
			.getSimpleName() + ".out";

	public static void main(String[] args) throws Exception {
		final Scanner in = new Scanner(new File(FILE_IN));
		final PrintWriter out = new PrintWriter(FILE_OUT);

		final Map<Integer, Set<Integer>> ok = new HashMap<Integer, Set<Integer>>();
		for (int i = 0; i <= 10; ++i) {
			add(ok, i, i, i);
			if (i < 10) {
				add(ok, i, i, i + 1);
				add(ok, i, i + 1, i + 1);
			}
		}
		final Map<Integer, Set<Integer>> totalOk = new HashMap<Integer, Set<Integer>>();
		for (int i = 0; i <= 10; ++i) {
			for (int j = i; j <= Math.min(10, i + 2); ++j) {
				for (int k = j; k <= Math.min(10, i + 2); ++k) {
					add(totalOk, i, j, k);
				}
			}
		}

		for (int i = 9; i >= 0; --i) {
			ok.get(i).addAll(ok.get(i + 1));
			totalOk.get(i).addAll(totalOk.get(i + 1));
		}

		final int testCnt = in.nextInt();
		for (int caseNum = 1; caseNum <= testCnt; ++caseNum) {
			final int n = in.nextInt();
			final int s = in.nextInt();
			final int p = in.nextInt();
			final int[] a = new int[n];
			for (int i = 0; i < n; ++i) {
				a[i] = in.nextInt();
			}
			Arrays.sort(a);
			int result = 0;
			int left = s;
			for (int score : a) {
				if (ok.get(p).contains(score)) {
					++result;
				} else if (left > 0 && totalOk.get(p).contains(score)) {
					--left;
					++result;
				}
			}
			out.println(String.format("Case #%d: %d", caseNum, result));
		}
		in.close();
		out.close();
	}

	private final static void add(final Map<Integer, Set<Integer>> col,
			final int a, final int b, final int c) {
		final int s = a + b + c;
		final int max = Math.max(a, Math.max(b, c));
		if (!col.containsKey(max)) {
			col.put(max, new HashSet<Integer>());
		}
		col.get(max).add(s);
	}
}
