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 static java.lang.Math.*;
import static java.util.Arrays.*;
import java.io.*;
import java.util.*;

public class B {
	Scanner sc = new Scanner(System.in);
	
	int N, S, p;
	int[] ts;
	
	void read() {
		N = sc.nextInt();
		S = sc.nextInt();
		p = sc.nextInt();
		ts = new int[N];
		for (int i = 0; i < N; i++) ts[i] = sc.nextInt();
	}
	
	void solve() {
		int res = 0;
		for (int i = 0; i < N; i++) {
			if (p * 3 - 2 <= ts[i]) res++;
			else if (p <= ts[i] && p * 3 - 4 <= ts[i] && S-- > 0) res++;
		}
		System.out.println(res);
	}
	
	void run() {
		int caseN = sc.nextInt();
		for (int caseID = 1; caseID <= caseN; caseID++) {
			read();
			System.out.printf("Case #%d: ", caseID);
			solve();
			System.out.flush();
		}
	}
	
	void debug(Object...os) {
		System.err.println(deepToString(os));
	}
	
	public static void main(String[] args) {
		try {
			System.setIn(new BufferedInputStream(new FileInputStream(args.length > 0 ? args[0] : (B.class.getName() + ".in"))));
		} catch (Exception e) {
		}
		new B().run();
	}
}
