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;
    }
}


/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package problem.b;
import java.util.Scanner;
import java.io.*;

/**
 *
 * @author Jason
 */
public class ProblemB {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        Scanner input = new Scanner(System.in);
        System.out.println("Enter name of input file: ");
        File inputFile = new File(input.next());
        File outputFile = new File("output.txt");
        Scanner file = null;
        PrintWriter output = null;
        while(file == null)
        {
            try{
                file = new Scanner(inputFile);
                output = new PrintWriter(outputFile);
            }
            catch(Exception E){
                System.out.println("invalid file");
            }
        }
        int cases = file.nextInt();
        file.nextLine();
        for(int i = 0; i < cases;)
        {
            int numGooglers = file.nextInt();
            int numSurprises = file.nextInt();
            int bestResult = file.nextInt();
            int numHighScores = 0;
            for(int j = 0; j < numGooglers;j++)
            {
                int tempScore = file.nextInt();
                if (tempScore >= (bestResult*3)-2)
                    numHighScores++;
                else if (tempScore >= (bestResult*3)-4 && numSurprises > 0 && tempScore > 0)
                {
                    numHighScores++;
                    numSurprises--;
                }
            }
            output.println("Case #" + ++i + ": " + numHighScores);
        }
        output.close();
    }
}
