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.*;
import java.util.*;

public class B implements Runnable {
	private MyScanner in;
	private PrintWriter out;

	private void solve() {
		int n = in.nextInt();
		int surprise = in.nextInt();
		int score = in.nextInt();
		int[] total = new int[n];
		for (int i = 0; i < n; ++i) {
			total[i] = in.nextInt();
		}
		int ans = 0;
		for (int i = 0; i < n; ++i) {
			if (total[i] >= 3 * score - 2) {
				++ans;
			} else if (score > 1 && surprise > 0 && total[i] >= 3 * score - 4) {
				++ans;
				--surprise;
			}
		}
		out.println(ans);
	}

	@Override
	public void run() {
		in = new MyScanner();
		try {
			out = new PrintWriter(new File("B-large.out"));
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}
		int tests = in.nextInt();
		for (int i = 0; i < tests; ++i) {
			out.print("Case #" + (i + 1) + ": ");
			solve();
		}
		in.close();
		out.close();
	}

	public static void main(String[] args) {
		new B().run();
	}

	class MyScanner {
		private BufferedReader br;
		private StringTokenizer st;

		public MyScanner() {
			try {
				br = new BufferedReader(new FileReader("B-large.in"));
			} catch (FileNotFoundException e) {
				e.printStackTrace();
			}
		}

		public void close() {
			try {
				br.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

		public boolean hasNext() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String s = br.readLine();
					if (s == null) {
						return false;
					}
					st = new StringTokenizer(s);
				} catch (IOException e) {
					e.printStackTrace();
					return false;
				}
			}
			return st != null && st.hasMoreTokens();
		}

		private String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String s = br.readLine();
					if (s == null) {
						return null;
					}
					st = new StringTokenizer(s);
				} catch (IOException e) {
					e.printStackTrace();
					return null;
				}
			}
			return st.nextToken();
		}

		public String nextLine() {
			try {
				st = null;
				return br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
				return null;
			}
		}

		public int nextInt() {
			return Integer.parseInt(next());
		}

		public long nextLong() {
			return Long.parseLong(next());
		}

		public double nextDouble() {
			return Double.parseDouble(next());
		}
	}
}