/*
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 * 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.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class googler {
	public static void main(String[] args) throws Exception {
		int n;
		int res;
		int threshold;
		int cheat;
		int goo;
		int test;
		int div;
		int rem;
		String[] temp;
		BufferedReader read = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter write = new BufferedWriter(new OutputStreamWriter(System.out));
		
		n = Integer.parseInt(read.readLine());
		
		for (int j=1; j<=n; j++) {
			temp = read.readLine().split(" ");
			res = 0;
			goo = Integer.parseInt(temp[0]);
			cheat = Integer.parseInt(temp[1]);
			threshold = Integer.parseInt(temp[2]);
			
			for (int i=0; i<goo; i++) {
				test = Integer.parseInt(temp[i+3]);
				div = test/3;
				rem = test%3;
				
				if (div >= threshold) {
					res++;
					
				}
				else if (threshold - div == 1) {
					if (rem > 0){
						res++;
						
					}
					else if (cheat > 0 && div > 0) {
						cheat--;
						res++;
						
					}
				}
				else if ((threshold - div == 2) && rem == 2 && cheat > 0) {
					cheat--;
					res++;
					
				}
			}
			
			write.write(String.format("Case #%d: %d\n", j, res));
			
		}
		write.flush();
	}
}
			
			
			