import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package codejam;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;

public class fileHandler {
	FileInputStream input;
	FileOutputStream output;
	BufferedReader buf;
	public fileHandler(String in, String out) {
		try {
			input = new FileInputStream(in);
			
			output = new FileOutputStream(out);
			buf = new BufferedReader(new InputStreamReader(input));
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}		
	}
	public String readLineFromInput(){
		String str = null;
		try {
			str = buf.readLine();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return str;
	}
	public int readCase(){
		int i = -1;
		String str = null;
		try {
			str = buf.readLine();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		i = Integer.parseInt(str);
		return i;
	}
	
	public int[] readIntegers(){
		int temp[];
		String str = null;
		try {
			str = buf.readLine();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		String split[] = str.split(" ");
		temp = new int[split.length];
		for(int i=0;i<split.length;i++){
			temp[i] = Integer.parseInt(split[i]);
		}
		return temp;
	}
	
	public void writeToOutput(String str){
		byte buff[] = str.getBytes();
		try {
			output.write(buff);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}
