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.IOException;
import java.io.InputStreamReader;


public class Dancing {

	public static void main(String[] args) {
		int numTestCases;
		
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		try {
			numTestCases = Integer.parseInt(in.readLine());
			for (int i = 0; i < numTestCases; i++) {
				String line = in.readLine();
				String[] ints = line.split(" ");
				int numGooglers = Integer.parseInt(ints[0]);
				int numSurprising = Integer.parseInt(ints[1]);
				int p = Integer.parseInt(ints[2]);
				int numSuccess = 0;
				
				for (int j = 3; j < ints.length; j++) {
					int score = Integer.parseInt(ints[j]);
					// special case
					if (score == 0 && p > 0) {
						continue;
					}
					
					// trivial case
					if (score/3 >= p) {
						numSuccess++;
						continue;
					}
					
					int remainingTwoScoresSum = score - p;
					if (remainingTwoScoresSum >= (p-1)*2) {
						numSuccess++;
						continue;
					}
					
					if (remainingTwoScoresSum >= (p-2)*2 && numSurprising > 0) {
						numSuccess++;
						numSurprising--;
						continue;
					}
				}
				
				System.out.println("Case #"+(i+1)+": "+numSuccess);
			}
		} catch (IOException e) {
//				System.out.println("oh noes");
		}
	}

}
