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.File;
import java.util.Scanner;

public class B {
	public static void main(String[] args) throws Exception {
		Scanner in = new Scanner(new File("input.in"));
		int t, n, s, p, ans;
		int scores[];
		t = in.nextInt();
		for (int tc = 1; tc <= t; tc++) {
			n = in.nextInt();
			s = in.nextInt();
			p = in.nextInt();
			ans = 0;
			scores = new int[n];
			for (int i = 0; i < scores.length; i++) {
				scores[i] = in.nextInt();
			}

			for (int i = 0; i < scores.length; i++) {
				if (scores[i] == 0 && p != 0)
					continue;
				if (scores[i] / 3 >= p) {
					ans++;
					continue;
				}
				if ((double) scores[i] / 3 == scores[i] / 3) {
					if (p - scores[i] / 3 == 1 && s > 0) {
						ans++;
						s--;
						continue;
					}
				} else {
					double temp = (double) scores[i] / 3;
					if (scores[i] - 3 * Math.floor(temp) < 2
							&& scores[i] - 2 * Math.floor(temp) >= p)
						ans++;
					else if (scores[i] - 3 * Math.ceil(temp) < 2
							&& (scores[i] - 2 * Math.ceil(temp) >= p || Math
									.ceil(temp) >= p))
						ans++;
					else if (scores[i] - 3 * Math.floor(temp) == 2 && s != 0
							&& scores[i] - 2 * Math.floor(temp) >= p) {
						ans++;
						s--;
					} else if (scores[i] - 3 * Math.ceil(temp) == 2 && s != 0
							&& scores[i] - 2 * Math.ceil(temp) >= p) {
						ans++;
						s--;
					}
				}

			}
			System.out.println("Case #" + tc + ": " + ans);

		}
	}
}
