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.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.Scanner;


public class GoogleCodeB {
	public static void main(String args[]) throws Exception {
		FileReader fr = new FileReader("C:/Users/moez/Desktop/B-large.in");
		BufferedReader br = new BufferedReader(fr);
		FileWriter fstream = new FileWriter("C:/Users/moez/Desktop/out.txt");
		BufferedWriter out = new BufferedWriter(fstream);
		  int l= 1;
		String s;
		
		int N, S, P, X, Y, nsurp, surp, temp;
		int i = 0;
		int[] t = new int[6];
		String[] st = new String [6];
		br.readLine();
		while((s = br.readLine()) != null) {
			Scanner sc = new Scanner(s);
			i = 0;
			N = sc.nextInt();
			S = sc.nextInt();
			P = sc.nextInt();
			X = 3*P-2;
			Y = ((3*P-4 > 0) ? 3*P-4 : P);
			nsurp = surp= 0;
			for (i=0; i<N ;i++){
				temp = sc.nextInt();
				if ( temp >= X){
					nsurp++;
				}else if ( temp >= Y)
					surp++;
			}
			nsurp+=((surp > S) ? S : surp);		
				
		out.write("Case #"+l+": "+nsurp);
		out.write("\r\n");
		
		
		l++;
		}
		out.close();
		fr.close();
		}
}
