package codejam;

import fixjava.Pair;

public class Utils {

	public static long minLong(long firstVal, long... otherVals) {
		long minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static int minInt(int firstVal, int... otherVals) {
		int minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static float minFloat(float firstVal, float... otherVals) {
		float minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	/**
	 * ArgMin returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMin(int[] arr) {
		int min = arr[0];
		int argMin = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] < min) {
				min = arr[i];
				argMin = i;
			}
		}
		return new Pair<Integer, Integer>(argMin, min);
	}

	/**
	 * ArgMax returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMax(int[] arr) {
		int max = arr[0];
		int argMax = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] > max) {
				max = arr[i];
				argMax = i;
			}
		}
		return new Pair<Integer, Integer>(argMax, max);
	}

}

import java.util.*;
import java.io.*;

public class A
{
	private Scanner reader;
	private PrintWriter writer;
	
	public A(String inFile, String outFile)
	{
		try {
			reader = new Scanner(new File(inFile));
			writer = new PrintWriter(new File(outFile));
			init();
		}
		catch (Exception ex ) {
			ex.printStackTrace();
		}	
	}
	
	private void init() {
		int T = reader.nextInt();
		for (int i=1; i<=T; i++) {
			int N = reader.nextInt();
			int S = reader.nextInt();
			int p = reader.nextInt();
			int med = p*3;
			int vlow = med - 2;
			if (vlow < p)
				vlow = p;
			int slow = med - 4;
			if (slow < p)
				slow = p;
			int res = 0;
			for (int j=0; j<N; j++) {
				int k = reader.nextInt();
				if (k >= vlow) {
					res ++;
				}
				else if ( k >= slow && S > 0) {
					res++;
					S--;
				}
			}
			
			String out = "Case #"+i+": " + res +"\n";
			writer.write(out);
			writer.flush();
		}
		
		writer.close();
	}
	
	public static void main(String[] args) 
	{
		new A("/Users/prabhaks/work/workspace/Test/src/in.txt", "/Users/prabhaks/work/workspace/Test/src/out.txt");
	}
}