import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class Dancing {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		// read input file
		File file = new File("B-small-attempt4.in");
		//File file = new File("input.txt");
		BufferedReader br = new BufferedReader(new FileReader(file));
		String ln = "";
		int count = Integer.parseInt(br.readLine());

		// write output file
		File out = new File("outB.txt");
		BufferedWriter bw = new BufferedWriter(new FileWriter(out));
		
		int y = 0;
		for (int i=0; i < count; i++){
			ln = br.readLine();
			y = getY(ln);
			bw.write("Case #" + (i+1) + ": " + y);
			bw.newLine();
		}
		bw.close();
	}
	
	private static int getY(String str) {
		String[] data = str.split(" ");
		int n = Integer.parseInt(data[0]);
		int s = Integer.parseInt(data[1]);
		int p = Integer.parseInt(data[2]);
		int[] t = new int[n];
		for (int i=0; i < n; i++){
			t[i] = Integer.parseInt(data[i+3]);
		}
		int y = 0;
		int base = 0;
		for(int j=0; j < t.length; j++){
			base = t[j] / 3;
			if(base >= p) { y++; }
			else if(base == p-1){
				if(t[j] - (base+p) > base-1 && t[j] > 0){
					y++;
				} else if(s>0 && t[j] - (base+p) > base-2 && t[j] > 0){
					s -= 1;
					y++;
				}
			} else if(base == p-2){
				if(s > 0 && t[j] - (base+p) > base-1 && t[j] > 0){
					s -= 1;
					y++;
				}
			}
		}
		
		return y;
	}

}

import java.io.*;
import java.util.Scanner;
import java.util.*;

public class trie
{
    public static void main(String[] args) throws IOException
    {
        int i,j,nog,nos,p,n,count;
        int[] t=new int[10];
        String s1="",p1="",m1="";
        solver h1=new solver();
        Scanner fin=new Scanner(new File("A.txt"));
        s1=fin.nextLine();
        n=Integer.parseInt(s1);
        FileWriter fstream=new FileWriter("out.txt");
        BufferedWriter out=new BufferedWriter(fstream);
        for(i=0;i<n;i++)
        {
            j=0;
            s1="";
            s1=fin.nextLine();
            out.write("Case #");
            out.write(Integer.toString(i+1));
            out.write(": ");
            while(s1.charAt(j)!=' ')
            {
                p1=p1+s1.charAt(j);
                j++;
            }
                         System.out.println(p1);
            nog=Integer.parseInt(p1);
            j++;
            p1="";
            while(s1.charAt(j)!=' ')
            {
                p1=p1+s1.charAt(j);
                j++;
            }
                      //   System.out.println(p1);
            nos=Integer.parseInt(p1);
            j++;
            p1="";
            while(s1.charAt(j)!=' ')
            {
                p1=p1+s1.charAt(j);
                j++;
            }
                        // System.out.println(p1);
            p=Integer.parseInt(p1);
            j++;
            p1="";
            count=0;
            while(j<s1.length())
            {   
                if(s1.charAt(j)==' ')
                {
                    t[count++]=Integer.parseInt(p1);
                      //           System.out.println(p1);
                    p1="";
                }
                else
                p1=p1+s1.charAt(j);
                j++;
            }
             t[count++]=Integer.parseInt(p1);
            // System.out.println(p1);
             p1="";
             m1=Integer.toString(h1.solve(nog,nos,p,t));
             out.write(m1);
             m1="";
             out.write("\n");
             
    } 
    out.close();
}
}
