/*
 * 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 Main{
    public static void main(String[] args){
	Scanner sc = new Scanner(System.in);

	int T = sc.nextInt();
	int caseNum = 0;

	while(caseNum++<T){

	    int n = sc.nextInt();
	    int s = sc.nextInt();
	    int p = sc.nextInt();
	    int[] t = new int[n];
	    for(int i=0; i<n; i++){
		t[i] = sc.nextInt();
	    }
	    int[][] triplet = new int[n][3];
	    for(int i=0; i<n; i++){
		triplet[i][0] = t[i]/3;
		triplet[i][1] = t[i]/3;
		triplet[i][2] = t[i]/3;
		int tmp = 0;
		for(int j=t[i]%3; j>0; j--){
		    triplet[i][tmp++]++;
		}
	    }

	    int ans = 0;
	    for(int i=0; i<n; i++){
		if(triplet[i][0]>=p && triplet[i][0]!=triplet[i][1]){
		    ans++; triplet[i][0] = -1;
		}
		else if(triplet[i][0]!=triplet[i][1]){
		    triplet[i][0] = -1;
		}
		else if(triplet[i][0]>=p){
		    ans++; triplet[i][0] = -1;
		}
		else if(triplet[i][1]>0){
		    triplet[i][0]++; triplet[i][1]--;
		}
	    }

	    int count = 0;
	    for(int i=0; i<n; i++){
		if(triplet[i][0]>=p){count++;}
	    }
	    if(count>=s){ans += s;}
	    else {ans += count;}

	    System.out.println("Case #"+caseNum+": "+ans);
	}
    }
}
