import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;


public class DancingWithTheGooglers {
	public static void main(String[] args) throws IOException {
		BufferedReader f = new BufferedReader (new FileReader("B-small.in"));
		PrintWriter out = new PrintWriter(new FileWriter("B-small.out"));
		
		int t = Integer.parseInt(f.readLine());
		for (int i = 0; i < t; i++){
			int c = 0;
			StringTokenizer st = new StringTokenizer(f.readLine());
			int n = Integer.parseInt(st.nextToken());
			int[] ti = new int[n];
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			for (int j = 0; j < n; j ++){
				ti[j] = Integer.parseInt(st.nextToken());
				if (ti[j] % 3 == 0){
					if (ti[j] / 3 >= p)
						c++;
					else if (ti[j] / 3 == (p-1) && s > 0 && ti[j] >= 2){
						s--;
						c++;
					}
				}
				else if (ti[j] % 3 == 1){
					if ((ti[j] / 3) + 1 >= p)
						c++;					
				}
				else{
					if (ti[j] / 3 >= p-1)
						c++;
					else if (ti[j] / 3 == (p-2) && s > 0){
						s--;
						c++;
					}
				}
					
				
			}
			out.println("Case #" + (i+1) + ": " + c);
			
			
		}
		out.close();
		System.exit(0);
		
		
		
	}
}

import java.io.FileInputStream;
import java.util.ArrayList;
import java.util.List;


public class Jam2 
{
	
	public static String dancers(int g, int s, int best, List<Integer> totals){
		
		int couldbe = 0;
		int s_left = s;
		for(int i=0; i < totals.size(); i++){
			int total = totals.get(i);
			
			int check = total - (best*3);
			
			//p("check: " + check + " best: " + best + " total: " + total);
			
			if(total < best)
				continue;
			if(check >= -2){
				couldbe++;
				continue;
			}
			if((check ==-4 || check==-3) && s_left>0){
				couldbe++;
				s_left--;
			}
				
			
					
		}
		
		
		return ""+couldbe;
	}
	
	public static String solveLine(String in){
		String[] s = in.split(" ");
		int dancers = Integer.parseInt(s[0]);
		int surp = Integer.parseInt(s[1]);
		int bestresult = Integer.parseInt(s[2]);
		List<Integer> totals = new ArrayList<Integer>();
		for(int i=3; i<s.length;i++){
			totals.add(Integer.parseInt(s[i]));
		}
		//System.out.println(totals);
		
		return dancers(dancers, surp, bestresult, totals);
	}
	
	public static void solveStrings(String[] input)
	{		
		for(int i=1; i<input.length; i++){
			String out = "Case #" + i + ": " + solveLine(input[i]);
			System.out.println(out);
		}
		
	}
	
	public static String[] getLines(String fileName)
	{
		String[] lines  = null;
		try {
			FileInputStream fis = new FileInputStream(fileName);
			int nxtchar = 0;
			StringBuffer sb = new StringBuffer();
			while((nxtchar=fis.read())!=-1){
				sb.append((char)nxtchar);
			}
			lines = sb.toString().split("\r\n|\n");
		} catch (Exception e) {
			e.printStackTrace();
		}
		return lines;		
	}
	
	public static void main(String[] args) 
	{
		solveStrings(getLines(args[0]));
	}
	
	public static void p(Object a){
		System.out.println(""+a);
	}

}
