/*
 * 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;

/**
 *
 * @author Yasura
 */
public class B {

    public static void main(String[] args) {
        Scanner scanInt= new Scanner(System.in);
        int noOfCases = scanInt.nextInt();
        int N,S,p,t,max;
        for(int i=0;i<noOfCases;i++){
            N=scanInt.nextInt();
            S=scanInt.nextInt();
            p=scanInt.nextInt();
            max=0;
            for(int j=0;j<N;j++){
                t=scanInt.nextInt();
                if(t%3==0){
                    if(t/3>p-1){
                        max++;
                    }
                    else if((t/3==p-1)&&S!=0&&t>2){
                        max++;
                        S--;
                    }
                }
                else if(t%3==1 && (t+2)/3>p-1){
                    max++;
                }
                else if (t%3==2){
                    if((t+1)/3>p-1){
                        max++;
                    }
                    else if ((t+1)/3==p-1&&S!=0){
                        max++;
                        S--;
                    }
                }
            }
            System.out.println("Case #"+(i+1)+": "+max);
        }
    }
}
