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.IOException;
import java.io.InputStreamReader;

public class Googlers {
	public static void main(String[] args) throws IOException {
		BufferedReader read = new BufferedReader(new InputStreamReader(System.in));
		int t = Integer.parseInt(read.readLine());
		for (int i = 1; i <= t; i++){
			String[] a = read.readLine().split(" ");
			int n = Integer.parseInt(a[0]);
			int s = Integer.parseInt(a[1]);
			int p = Integer.parseInt(a[2]);
			int result = 0;
			int temp = 0;
			for (int j = 0; j < n; j++){
				temp = Integer.parseInt(a[3+j]);
                                if (temp == 0 && p > 0);
                                else if (temp < p);
                                else if (temp >= 3*p)
					result++;
				else {
					temp = temp - p;
					double d = temp/2.0;
					double e = p;
					if (e - d<= 1.0) {
						result++;
					}
					else if (e - d <= 2.0 && s > 0) {
						result++;
						s--;
					}
				}
			}
			System.out.println("Case #"+ i + ": "+ result);
		}
	}
}