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;
    }
}


import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintStream;
import java.util.regex.Pattern;

/**
 * @(#)DancingGoogler.java, 2012-4-14. 
 * 
 * Copyright 2012 Netease, Inc. All rights reserved.
 * NETEASE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

/**
 *
 * @author bjdengdong
 *
 */
public class DancingGoogler {

    /**
     * @param args
     */
    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("E:\\google_code_jam\\B-large.in")));
        PrintStream out = new PrintStream(new FileOutputStream("E:\\google_code_jam\\B-large.out"));
        
        int cases = Integer.parseInt(br.readLine());
        
        for (int i = 1; i <= cases; i++) {
            String line = br.readLine();
            String[] sp = line.split(Pattern.quote(" "));
            
            int n = Integer.parseInt(sp[0]);//num of googlers
            int s = Integer.parseInt(sp[1]);//num of surprises
            int p = Integer.parseInt(sp[2]);//best score p
            
            int[] scores = new int[n];
            int result = 0;
            int usedSurprise = s;
            for (int j = 0; j < n; j++) {
                scores[j] = Integer.parseInt(sp[j + 3]);
                if (canReachWithoutSuprise(scores[j], p)) {
                    result++;
                } else if (canReachWithSuprise(scores[j], p)) {
                    if (usedSurprise > 0) {
                        result++;
                        usedSurprise--;
                    }
                }
            }
            out.println("Case #" + i + ": " + result);
        }
        out.close();
    }

    private static boolean canReachWithSuprise(int score, int p) {
        if (score == 0 || score == 1)
            return false;
        return (score >= (3 * p - 4)) && (score <= (3 * p - 3));
    }

    private static boolean canReachWithoutSuprise(int score, int p) {
        if (p == 0)
            return true;
        return score >= (3 * p - 2);
    }

}
