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.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

public class Dancers {

    public static void main(String[] args) throws Exception {
        BufferedReader reader = new BufferedReader(new FileReader("input6.txt"));
        BufferedWriter writer = new BufferedWriter(new FileWriter("output1.txt"));
        int cases = Integer.parseInt(reader.readLine());
        
        for (int cs = 1; cs <= cases; cs++) {
            String line = reader.readLine();
            String[] tokens = line.split(" ");
            
            int i = 0;
            int n = Integer.parseInt(tokens[i++]);
            int surprises = Integer.parseInt(tokens[i++]);
            int p = Integer.parseInt(tokens[i++]);
            int count = 0;
            
            while (i < tokens.length) {
                int s = Integer.parseInt(tokens[i++]);
                if (p == 0) {
                    count++;
                    continue;
                }
                if (p == 1) {
                    if (s > 0) {
                        count++;
                    }
                    continue;
                }
                    
                if (p * 3 - 2 <= s) {
                    count++;
                } else if ((p * 3 - 4 <= s) && surprises > 0) {
                    count++;
                    surprises--;
                }
            }
            
            writer.write("Case #" + cs + ": " + count + "\r\n");
        }
        
        writer.close();
    }
}
