/*
 * 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.*;

public class B {
	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		int cases = s.nextInt();
		for (int i=1; i<=cases; i++) {
			int n = s.nextInt();
			int surprising = s.nextInt();
			int p = s.nextInt();
			int number = 0;
			for (int j=0; j<n; j++) {
				int t = s.nextInt();
				int m = t/3;
				int remind = t%3;
				if ((remind == 0)&&(t!=0)) {
					if (m>=p) number++;
					else
					if ((m+1) >= p) {
						surprising--;
						if (surprising >=0) number++;
					}
				}
				
				if (t==0) 
					if (t >= p) number++;
				
				if (remind == 1) {
					if ((m+1) >= p) number++;
				}
				
				if (remind == 2) {
					if ((m+1) >= p) number++;
					else
					if ((m+2) >= p) {
						surprising--;
						if (surprising >=0) number++;
					}
				}
				
			}
			System.out.println("Case #" + i + ": " + number);
		}
	}
}