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;
    }
}


package com.khajochi.codejam;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;

public class DancingWithTheGooglers
{

	/**
	 * @param args
	 */
	public static void main(String[] args)
	{
		try
		{
			RecycledNumbers sp = new RecycledNumbers();

			FileInputStream fstream = new FileInputStream("/Users/msmart/Documents/My Work/Workspace/M/resource/2012round1/1BSmall.in");
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			String str = br.readLine();
			int count = 1;
			while ((str = br.readLine()) != null)
			{
//				System.out.println(str);
				
				String[] strSpilt = str.split(" ");
				
				int numInput = Integer.parseInt(strSpilt[0]);
				int numSurprise = Integer.parseInt(strSpilt[1]);
				int sum = Integer.parseInt(strSpilt[2]);
				
				int[] allInput = new int[numInput];
				
				for (int i = 0; i < numInput; i++)
				{
					allInput[i] = Integer.parseInt(strSpilt[i+3]);
//					System.out.println(allInput[i]);
				}
				
				int ans = 0;
				
				Arrays.sort(allInput);
				
				for (int i = 0; i < allInput.length; i++)
				{
					if ( allInput[i] >= sum * 3 )
					{
						ans++;
						continue;
					}
					
					if ( sum * 3 - 2 < 0 )
					{
						continue;
					}
					else if (allInput[i] >= sum * 3 - 2 )
					{
						ans++;
						continue;
					}
					
					if ( sum * 3 - 4 < 0 )
					{
						continue;
					}
					else if (allInput[i] >= sum * 3 - 4 && numSurprise > 0 )
					{
						ans++;
						numSurprise--;
						continue;
					}
					
				}
//				System.out.println(ans);
				
				System.out.println("Case #" + count++ + ": " + ans);
				
			}
			in.close();
		}
		catch (Exception e)
		{
			System.err.println(e);
		}
	
	}

}
