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.File;
import java.io.FileReader;
import java.io.PrintWriter;
import java.util.Scanner;

public class Dance implements Runnable {
    public void run(){
        try {
            Scanner in = new Scanner(new File("B-large.in"));
            PrintWriter out = new PrintWriter(new File("b.out"));
            int testNum = in.nextInt();
            for (int test = 1; test <= testNum; test++) {
                int n = in.nextInt();
                int s = in.nextInt();
                int p = in.nextInt();
                int[] a = new int[n];
                for(int i = 0; i < n; i++) {
                    a[i] = in.nextInt();
                }
                int r = 0;
                int k = 0;
                for(int i = 0; i < n; i++) {
                    if (a[i] % 3 == 0) {
                        if (a[i] / 3 >= p) {
                            r++;
                        } else if (a[i] / 3 == p - 1 && a[i] > 0) {
                            k++;
                        }
                    }
                    if (a[i] % 3 == 1) {
                        if (a[i] / 3 >= p - 1) r++;
                    }
                    if (a[i] % 3 == 2) {
                        if (a[i] / 3 >= p - 1) r++; else
                        if (a[i] / 3 == p - 2) k++;
                    }
                }
                int res = r + Math.min(k, s);
                out.println("Case #" + test + ": " + res);
            }
            out.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        new Dance().run();
    }
}
