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 dancingwiththegooglers;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 *
 * @author Masilo
 */
public class DancingWithTheGooglers {

    public static void main(String[] args) {
        Scanner inputStream = null;
        PrintWriter outputStream = null;
      
        try{
            inputStream = new Scanner(new FileInputStream("input.txt"));
            outputStream = new PrintWriter(new FileOutputStream("output.txt"));
            
            int t = Integer.parseInt(inputStream.nextLine());
            String outputLine = "";
            String[] inputNumbers = null;
            int number = 0, mod = 0, p = 0;
            int numberOfBestResults = 0, NumberOfSurprisingResults = 0;
            
            for (int i = 1; i<=t;i++){
                inputNumbers = inputStream.nextLine().split(" ");
                NumberOfSurprisingResults = Integer.parseInt(inputNumbers[1]);
                numberOfBestResults = 0;
                outputLine = "Case #"+i+": ";
                
                for (int j = 3;j<inputNumbers.length;j++){
                    number = (int) Math.floor(Integer.parseInt(inputNumbers[j])/3);
                    mod = Integer.parseInt(inputNumbers[j]) % 3;
                    p = Integer.parseInt(inputNumbers[2]);
                    
                    if (number >= p){
                        numberOfBestResults++;
                        continue;
                    }
                    
                    if (mod==1 && number+1==p){
                        numberOfBestResults++;
                        continue;
                    }
                    else if(mod==2 && NumberOfSurprisingResults==0 && number+1==p){
                        numberOfBestResults++;
                        continue;
                    }
                    
                    if (NumberOfSurprisingResults > 0 && (number>=1 || mod >0)){
                        if (number+mod == p || number+1==p){
                            numberOfBestResults++;
                            NumberOfSurprisingResults--;
                            continue;
                        }
                    }
                   
                }
                
                outputLine += ""+numberOfBestResults;
                outputStream.println(outputLine);
            }
            
            outputStream.close();
            inputStream.close();
            
        }
        catch(Exception e){
            System.out.println("file input.txt was not found");
        }
    }
}
