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 codeJam2012;

import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.RandomAccessFile;

public class B {

	public static void main(String[] args) throws IOException {
		RandomAccessFile raf = new RandomAccessFile("input.in", "r");
		PrintWriter raf2 = new PrintWriter("output.txt");
		int testCases = Integer.parseInt(raf.readLine());
		for(int i=0;i<testCases;i++)
		{
			String[] caseI = raf.readLine().split(" ");
			int N = Integer.parseInt(caseI[0]);
			int S = Integer.parseInt(caseI[1]);
			int p = Integer.parseInt(caseI[2]);
			int least = 3*p;
			int counter=0;
			for(int j=0;j<N;j++)
			{
				int currentScore = Integer.parseInt(caseI[j+3]);
				if(currentScore >= least - 2)
					counter++;
				else
					if(currentScore >= least - 4 && least-4>0 && S > 0)
					{
						counter++;
						S--;
					}
			}
			raf2.write("Case #"+(i+1)+": "+counter);
			if(i!=testCases-1)
				raf2.println();
		}
		raf.close();
		raf2.close();
		
	}
}
