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;
	}

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package a2012;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Scanner;
/**
 *
 * @author G
 */
public class B {
    static File home=new File("F:/Documents/Downloads/");
    public static void main(String...args)throws Exception{
        Scanner sc = new Scanner(new File(home,"B-small-attempt0.in"));
        new File(home,"B").mkdir();
        System.setOut(new PrintStream(new File("b.out")));
        final int casos=sc.nextInt();
        for(int caso=1;caso<=casos;caso++){
            int N=sc.nextInt();
            int S=sc.nextInt();
            int p =sc.nextInt();
            int m=0;
            int[] ns=new int[40];
            for(int e=0;e<N;e++)ns[sc.nextInt()]++;
            surprising:{
                for(;S>0;m++,S--){
                    if(p>2&&p+p+p-4>=0&&ns[p+p+p-4]>0)ns[p + p + p - 4]--;
                    else if(p>1&&p+p+p-3>=0&&ns[p + p + p - 3] > 0)ns[p + p + p - 3]--;
                    else{
                        break;
                    }
                }
            }
            for(int e=Math.max(p + p + p - 2,0);e<ns.length;e++)m+=ns[e];
            System.out.println("Case #"+caso+": "+m);
        }
        System.out.close();
    }
}
