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.*;
import java.util.Arrays;
import java.util.HashSet;
import java.util.StringTokenizer;

/**
 * Created by IntelliJ IDEA.
 * User: 875k
 * Date: 4/14/12
 * Time: 12:08 AM
 * To change this template use File | Settings | File Templates.
 */
public class prQB {
    public static boolean notSurprising(int a, int b, int c) {
        return Math.abs(a - b) <= 1 && Math.abs(a - c) <= 1 && Math.abs(b - c) <= 1;
    }
    public static boolean surprising(int a, int b, int c) {
        return !notSurprising(a, b, c) && Math.abs(a - b) <= 2 && Math.abs(a - c) <= 2 && Math.abs(b - c) <= 2;
    }
    public static int[] points;
    public static int[] surpriseMax;
    public static int[] normalMax;
    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new FileReader("prQB.in"));
        PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("prQB.out")));
        points = new int[101];
        surpriseMax = new int[101];
        normalMax = new int[101];
        int T = Integer.parseInt(br.readLine());
        for(int i = 0; i < T; i++) {
            Arrays.fill(points, -1);
            Arrays.fill(surpriseMax, -1);
            Arrays.fill(normalMax, -1);
            StringTokenizer st = new StringTokenizer(br.readLine());
            int N = Integer.parseInt(st.nextToken());
            int S = Integer.parseInt(st.nextToken());
            int p = Integer.parseInt(st.nextToken());
            for(int j = 0; j < N; j++) {
                points[j] = Integer.parseInt(st.nextToken());
                boolean found = false, founds = false;
                for(int a = Math.min(10, points[j]); a >= 0 && !(found && founds); a--) {
                    for(int b = Math.max(0, points[j] - a); b >= 0; b--) {
                        int c = points[j] - a - b;
                        if(notSurprising(a, b, c) && a >= normalMax[j]) {
                            found = true;
                            normalMax[j] = a;
                        }
                        if(surprising(a, b, c) && a >= surpriseMax[j]) {
                            founds = true;
                            surpriseMax[j] = a;
                        }
                    }
                }
            }
            //for(int j = 0; j < N; j++) { System.out.print(points[j] + "-" + normalMax[j] + "-" + surpriseMax[j] + ", "); } System.out.println();
            HashSet<Integer> hs = new HashSet<Integer>();
            for(int j = 0; j < N && S > 0; j++) {
                if(surpriseMax[j] >= p && normalMax[j] < p) {
                    hs.add(j);
                    S--;
                }
            }
            int c = hs.size();
            for(int j = 0; j < N; j++) {
                if(normalMax[j] >= p && !hs.contains(j)) c++;
            }
            out.println("Case #" + (i + 1) + ": " + c);
        }
        out.close();
        System.exit(0);
    }
}
