/*
 * 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 Dancing {

	public static void main(String[] args) {

		int t, n, s, p, y;
		int[] ti;
		
		Scanner scan = new Scanner(System.in);
		
		t = scan.nextInt();
		
		for(int i=1; i<=t; i++){
			
			y = 0;
			int surprised = 0;
			
			n = scan.nextInt();
			s = scan.nextInt();
			p = scan.nextInt();
			
			ti = new int[n];
			
			for(int j=0; j<n; j++){
				ti[j] = scan.nextInt();
			}
			
			int limiteInf;
			
			if(p <= 1)
				limiteInf = p;
			else
				limiteInf = p + 2 * (p - 2);
			
			for(int j=0; j<ti.length; j++){
				
				if(limiteInf == 0){
					y++;
				}else if(ti[j] >= (limiteInf + 2)){
					y++;
					//System.out.println("Entrou 1: " + ti[j]);
				}else if(ti[j] >= limiteInf && ti[j] < (limiteInf + 2) && surprised < s){
					y++;
					surprised++;
					//System.out.println("Entrou 2: " + ti[j]);
				}
			}
			
			
			
			System.out.println("Case #" + i + ": " + y);
		}
	}

}
