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.IOException;
import java.io.PrintWriter;


public class DancingwithGooglers {
	public static void main(String args[]) throws IOException{
		String inputFile  = args[0];
		String outputFile = args[1];
		BufferedReader input  = new BufferedReader(new FileReader(inputFile));
		PrintWriter    output = new PrintWriter(outputFile);
		
		int testcases = Integer.valueOf(input.readLine());
		int testcase = 0;
		while (testcase++ < testcases) {
			int result = 0;
			String newline = input.readLine();
			String[] tokens = newline.split(" ");
			int N = Integer.valueOf(tokens[0]);
			int S = Integer.valueOf(tokens[1]);
			int p = Integer.valueOf(tokens[2]);
			int i;
			for (i = 0; i < N; i++) {
				int score = Integer.valueOf(tokens[i + 3]);
				int highest = (score + 2) / 3;
				int possible = (score + 4) / 3;
				if (highest >= p)
					result++;
				else if (possible >= p && possible <= score && S > 0) {
					result++;
					S--;
				}
			}
			
			output.printf("Case #%d: %d\n", testcase, result);
		}
		
		output.close();
	}
}
