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.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;


public class ProbB {
	public static int solve(int N, int S, int p, int[] scores) {
		int count = 0;
		for(int i = 0; i<scores.length; i++) {
			if(p*3<=scores[i]) count++;
			else if(Math.max(0, p-1)*2+p <=scores[i]) count++;
			else  {
				int tmp = scores[i] - p;
				if(Math.max(0, p-2) *2 <= tmp) {
					if(S > 0) {
						count++; S--;
					}
				}
			}
		}
		return count;
	}
	
	public static void main(String[] args) throws Exception {
		BufferedReader in = new BufferedReader(new FileReader("B-large.in"));
		PrintWriter out = new PrintWriter(new FileWriter("B-large.out"));
		String line = in.readLine();
		int T = Integer.parseInt(line);
		for(int i=1; i<=T; i++) {
			line = in.readLine();
			String[] comp = line.split("\\s+");
			int N = Integer.parseInt(comp[0]);
			int S = Integer.parseInt(comp[1]);
			int p = Integer.parseInt(comp[2]);
			int[] scores = new int[N];
			for(int j = 0; j<N; j++)
				scores[j] = Integer.parseInt(comp[3+j]);
			
			out.print("Case #" + i+ ": ");
			out.println(solve(N, S, p, scores));
		}
		
		out.flush();
		in.close();
		out.close();
	}
}
