/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam.common;

import java.util.ArrayList;
import java.util.List;

/**
 *
 * @author Lance Chen
 */
public class CodeHelper {

    private static String FILE_ROOT = "D:/workspace/googlecodejam/meta";

    public static List<List<String>> loadInputsExcludes(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        int index = 0;
        for (String line : lines) {
            if (index == 0) {
                index++;
                continue;
            }
            if (index % 2 == 1) {
                index++;
                continue;
            }
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
            index++;
        }
        return result;
    }

    public static List<List<String>> loadInputs(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        for (String line : lines) {
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
        }
        return result;
    }

    public static List<String> loadInputLines(String fileName) {
        return FileUtil.readLines(FILE_ROOT + fileName);
    }

    public static void writeOutputs(String fileName, List<String> lines) {
        FileUtil.writeLines(FILE_ROOT + fileName, lines);
    }
}

import java.util.Scanner;

public class B {
	public static void main(String args[]) {
		new B();
	}

	public B() {
		Scanner in = new Scanner(System.in);

		int T = in.nextInt();
		for(int t=1; t<=T; t++) {
			int N = in.nextInt();
			int S = in.nextInt();
			int p = in.nextInt();

			int y = 0;
			for(int n=0; n<N; n++) {
				int ti = in.nextInt();

				int r = ti - p;
				if(r < 0) continue;

				int a = r / 2;
				int b = r - a;

				int da = a - p;
				int db = b - p;
				int d = Math.min(da, db);
				if(d == -2) {
					if(S > 0) S--;
					else continue;
				}

				if(d >= -2) y++;
			}
			System.out.printf("Case #%d: %d\n", t, y);
		}
	}
}