import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


package edu.tamu.dwang089;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.*;

public class Dancing {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		// TODO Auto-generated method stub
				String string = "";
			
				 try {
				      //use buffering, reading one line at a time
				      //FileReader always assumes default encoding is OK!
				      BufferedReader input =  new BufferedReader(new FileReader("input.in"));
				      try {
				        String line = null; //not declared within while loop
				        int num = 0;
				        
				        /*
				        * readLine is a bit quirky :
				        * it returns the content of a line MINUS the newline.
				        * it returns null only for the END of the stream.
				        * it returns an empty String if two newlines appear in a row.
				        */
				        line = input.readLine();
				        while (( line = input.readLine()) != null) {
				        	//System.out.println(line);
				        	int result = 0;
				        	String[] strings = line.split(" ");
				        	int count = Integer.parseInt(strings[0]);
				        	int surprise = Integer.parseInt(strings[1]);
				        	int score = Integer.parseInt(strings[2]);
				        	
				        	List<Integer> scores = new ArrayList<>();
				        	for (int i = 3; i < strings.length; i++) {
				        		int value = Integer.parseInt(strings[i]);
				        		scores.add(value);
				        		//System.out.println(value);
				        	}
				        	
				        	for (int i = 0; i < scores.size(); i++) {
				        		int value = scores.get(i);
				        		//System.out.println(value);
				        		if (((value + 2) >= (3 * score)) && (value >= score))
				        			result++;
				        		else if (((value + 4) >= (3 * score)) && (surprise > 0) && (value >= score)) {
				        			result++;
				        			surprise--;
				        		}
				        		
				        	}
				        	
				        	num++;
				        	System.out.print("Case #" + num + ": " + result);
				        	System.out.println();
				        }
				        
				      }
				      finally {
				        input.close();
				      }
				    }
				    catch (IOException ex){
				      ex.printStackTrace();
				    }
	}

}
