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.util.*;
import java.io.*;

class P2 {

	public static void main(String[] Args) throws IOException{
		InputStreamReader in = new InputStreamReader(System.in);
		BufferedReader br = new BufferedReader(in);
		int s, p, total, t = Integer.parseInt(br.readLine());
		String tmp;
		String[] tmp2 = new String[10];
		int[] n = new int[10];
		for(int i=0; i<t; i++) {
			tmp = br.readLine();
			tmp2 = tmp.split(" ");
			n = new int[tmp2.length];
			for(int j=0; j<tmp2.length; j++) n[j] = Integer.parseInt(tmp2[j]);
			total = 0;
			s = n[1];
			p = n[2];
			for(int j=3; j<n.length; j++) {
				if(n[j] >= 3*p - 2) {
					total++;
				}
				else if(n[j] >= 3*p - 4 && s>0 && n[j] >= 2) {
					total++;
					s--;
				}
			}
			System.out.println("Case #" + (i+1) + ": " + total);
		}
	}
}