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.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		OutputBuilder output = new OutputBuilder();
		int tests = s.nextInt();
		s.nextLine();
		for (int i = 0; i < tests; i++) {
			output.addLine(String.valueOf(getMaxDancers(s.nextLine())));
		}
		System.out.println(output.toString());
	}

	private static int getMaxDancers(String line) {
		String[] parameters = line.split(" ");
		int surprising = Integer.parseInt(parameters[1]);
		int minScore = Integer.parseInt(parameters[2]);
		int minNorm = minScore * 3 - 2;
		int minSurp = minNorm - 2;

		int dancers = 0;
		for(int i = 3; i < parameters.length; i++){
			int sum = Integer.parseInt(parameters[i]);
			if(sum >= minNorm || (sum > 1 && sum >= minSurp && surprising-- > 0)){
				dancers++;
			}
		}
		return dancers;
	}

	private static class OutputBuilder{

		private final StringBuilder output = new StringBuilder();

		private int i = 1;

		void addLine(String s){
			this.output.append("Case #");
			this.output.append(this.i);
			this.output.append(": ");
			this.output.append(s);
			this.output.append("\n");
			this.i++;
		}

		@Override
		public String toString(){
			return this.output.toString();
		}
	}

}
