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.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Dancer {
	
	public static void main (String [] args) throws Exception {
		FileInputStream fstreamIn = new FileInputStream ("B-large.in");		
		DataInputStream in  = new DataInputStream (fstreamIn);
		BufferedReader is = new BufferedReader (new InputStreamReader(in));

		FileWriter fstreamOut = new FileWriter ("dancer-output.out");
		BufferedWriter out = new BufferedWriter (fstreamOut);
		
		String line = is.readLine();
		int num = Integer.parseInt(line);
		
		for (int i = 0; i < num; i++) { 
			String str = is.readLine();
			StringTokenizer st = new StringTokenizer (str);
			int n = Integer.parseInt(st.nextToken());
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			int max = 0;
			for (int j = 0; j < n; j++) {
				int totalScore = Integer.parseInt(st.nextToken());
				
				if (totalScore == 0) {
					if (p == 0) {
						max += 1;
					} 
					continue;
				}
				
				if (totalScore == 1) {
					if (p <= 1) {
						max += 1;
					}
					continue;
				}
				
				
				if (totalScore / 3 >= p) {
					max += 1;
				} else if (totalScore / 3 < (p-2)) {
					continue;
				} else {
					int sumOfTwo = totalScore - p;
					
					int rest = sumOfTwo - (p-1);
					if (rest > p-2) {
						max += 1;
						continue;	
					} 
					
					rest = sumOfTwo - (p-2);
					if (rest >= p-2) {
						if (s != 0) {
							max += 1;
							s -= 1;
						}
					} 
				}
			}
			out.write("Case #" + (i+1) + ": " + max + "\n");
			
		}
		out.close();
		
		

		
	}
	
			
}