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;
    }
}


import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;


public class DancingGooglers {

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		BufferedReader inFile = null;
		try {
			inFile = new BufferedReader(
				    new InputStreamReader(
				        new BufferedInputStream(new FileInputStream("B-large.in")),
				        "UTF-8"
				    )
				);
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}

		int numCases = 0;
		List<Integer> goodDancersInCase = new ArrayList<Integer>();
		try {
			numCases = Integer.parseInt(inFile.readLine());
			for (int caseNum = 0; caseNum < numCases; caseNum++) {	
				
				String[] words;
					words = inFile.readLine().split(" ");
				List<Integer> inputNums = new ArrayList<Integer>();
				for (String word : words) {
					inputNums.add(Integer.parseInt(word));
				}
				
				int nDancers = inputNums.remove(0);
				int nSurprisingTriplets = inputNums.remove(0);
				int bestResultLimit = inputNums.remove(0);
				List<Integer> totalPoints = new ArrayList<Integer>(inputNums);
				
				int maxDancersAboveResultLimit = 0;
				for (Integer dancerTotalPoints : totalPoints) {
					if((dancerTotalPoints + 2) >= 3 * bestResultLimit) {
						maxDancersAboveResultLimit += 1;
					} else if ((dancerTotalPoints + 4) >= 3 * bestResultLimit &&
							nSurprisingTriplets > 0 &&
							dancerTotalPoints >= bestResultLimit
							) {
						maxDancersAboveResultLimit += 1;
						nSurprisingTriplets--;
					}
				}
				goodDancersInCase.add(maxDancersAboveResultLimit);
			}
		} catch (IOException e) {
			e.printStackTrace();
		}
		
		try {
			BufferedWriter bw = new BufferedWriter(
					new OutputStreamWriter(
							new FileOutputStream("B-large.out.txt"), "UTF-8"
							)
					);
			
			for (int caseNum = 0; caseNum < numCases; caseNum++) {
				bw.append("Case #" + (caseNum+1) + ": " + goodDancersInCase.get(caseNum));				
				bw.newLine();
			}
			bw.flush();
		} catch (IOException e) {
			e.printStackTrace();
		}
	
	}

}
