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.*;

public class B
{
	public static int test (int i, int target)
	{
		int n = i/3;
		
		if (i == 0)
		{
			if (target == 0) return 1;
			return 0;
		}	
		if (i == 1)
		{
			if (target <= 1) return 1;
			return 0;
		}
		
		if (i == 2)
		{
			if (target <= 1) return 1;
			if (target <= 2) return 2;
			return 0;
		}
		
		
		if (n >= (target - (i%3 == 0 ? 0 : 1)))
			return 1;

		if (n >= (target - (i%3 == 2 ? 2 : 1)))
			return 2;
		
		return 0;
	}

	public static void main(String... args) throws Exception
	{
		BufferedReader in = new BufferedReader (new FileReader( "B-large.in" ));
		
		String line;
		in.readLine(); 
		int casenum = 1;

		String[] nums;
		while ( (line = in.readLine()) != null)
		{
			nums = line.split(" ");

			int target = Integer.valueOf(nums[2]);
			int surprising = Integer.valueOf(nums[1]);
			
			int a = 0, b = 0;
			
			for (int i = 3; i < nums.length; i++)
			{
				//System.out.println( "DEBUG: " + nums[i] + " -> " + test(Integer.valueOf(nums[i]),target));
				switch (test(Integer.valueOf(nums[i]),target))
				{
					case 0: break;
					case 1: a++; break;
					case 2: b++; break;
				}
			}
			int result = a + Math.min(b,surprising);
			System.out.println("Case #" + casenum + ": " + result);
			casenum++;
		}
	}
}