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.Scanner;


/**
 *
 * @author Daniel Sheng
 */
public class Dancing
{
    private final static int NUM_JUDGES = 3;

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        int lns = Integer.parseInt(in.nextLine());
        
        for(int ln = 0; ln < lns; ln++)
        {
            String[] tokens = in.nextLine().split("\\s+");
            
            int numDancers = Integer.parseInt(tokens[0]),
                numSurprising = Integer.parseInt(tokens[1]),
                targetBestScore = Integer.parseInt(tokens[2]);
            
            int result = 0;
            
            for(int i = 0; i < numDancers; i++)
            {
                int score = Integer.parseInt(tokens[i + 3]);
                if(score >= targetBestScore * NUM_JUDGES - 2)
                    result++;
                else if(score >= targetBestScore * NUM_JUDGES - 4 && numSurprising > 0 && targetBestScore - 2 >= 0)
                {
                    result++;
                    numSurprising--;
                }
            }
            
            System.out.println("Case #" + (ln + 1) + ": " + result);
        }
    }
}
