package googlers;

import java.util.Scanner;
import java.util.PriorityQueue;
import java.util.Comparator;
public class Googlers {
	
	public static void main(String[] args) {
		
		int n,s,p,count=0,t;		
		Scanner sin=new Scanner(System.in);
		
		t=Integer.parseInt(sin.nextLine());
		
		
		int result[]=new int[t];
		int j=0;
		
		if(t>=1 && t<=100)
		{
		for (int k = 0; k < t; k++) {
		count=0;	
		
			
        String ip = sin.nextLine();
        
        String[]tokens=ip.split(" ");
		
		
		n=Integer.parseInt(tokens[0]);
		s=Integer.parseInt(tokens[1]);
		p=Integer.parseInt(tokens[2]);
		
		if( (s>=0 && s<=n) && (p>=0 && p<=10) )
		{
		int[] total=new int[n];
		
		
		for (int i = 0; i < n; i++)
        {
            total[i] = Integer.parseInt(tokens[i+3]);
        }
		
		Comparator comparator=new PointComparator();
		PriorityQueue pq=new PriorityQueue<Point>(1, comparator);
		
		for (int i = 0; i < n; i++)
		{
			
			int x=total[i]/3;
			int r=total[i]%3;
			if(x>=p)
				count++;
			else if(x<(p-2))
				continue;
			else
			{
				//System.out.println("enter "+x+" "+(p-2));
				if(p-x==1)
				{
					Point temp=new Point();
					temp.q=x;
					temp.r=r;
					pq.add(temp);
				}
				else  // p-x=2
				{
					if(r==0)
						continue;
					else
					{
						Point temp=new Point();
						temp.q=x;
						temp.r=r;
						pq.add(temp);
					}				
					
				}
					
			}
			//System.out.println("hi "+pq.size());
			
		}
		
		
		
		while(pq.size()!=0)
		{
			Point temp=(Point)pq.remove();
			if(p-temp.q==1 && temp.q!=0)
			{
				if(temp.r>=1)
					count++;
				else
				{
					if(s!=0)
					{
						s--;
						count++;
					}
				}
			}
			else if(p-temp.q==2)
			{
				if(s!=0 && (temp.q+temp.r)>=p)
				{
					s--;
					count++;
				}
			}
			
				
		}
		
		//System.out.println(p);
		
		result[j++]=count;
		
		}
		}
		
		for (int i = 0; i < t; i++) 
		{
			System.out.println("Case #"+(i+1)+": "+result[i]);
		}
		}
		
	}
        
        
		
		/*Point x=new Point();
		x.q=8;
		Point y=new Point();
		y.q=6;
		Point z=new Point();
		z.q=7;
		
		pq.add(x);
		pq.add(y);
		pq.add(z);
		*/
		
		
		
		
	

}

class PointComparator implements Comparator<Point>
{
    @Override
    public int compare(Point x, Point y)
    {
        // Assume neither string is null. Real code should
        // probably be more robust
        if (x.q < y.q)
        {
            return 1;
        }
        if (x.q  > y.q)
        {
            return -1;
        }
        return 0;
    }
}



class Point
{
	int q,r;

	public int getQ() {
		return q;
	}

	public void setQ(int q) {
		this.q = q;
	}

	public int getR() {
		return r;
	}

	public void setR(int r) {
		this.r = r;
	}
	
	
}



import java.awt.Point;
import java.io.*;
import java.math.BigInteger;
import java.util.*;

import static java.lang.Math.*;

public class ProblemB_Qual_2012 implements Runnable{
	
	BufferedReader in;
	PrintWriter out;
	StringTokenizer tok = new StringTokenizer("");
	
	void init() throws FileNotFoundException{
		in = new BufferedReader(new FileReader("B-small-attempt0.in"));
		out = new PrintWriter("output.txt");
	}
	
	String readString() throws IOException{
		while(!tok.hasMoreTokens()){
			try{
				tok = new StringTokenizer(in.readLine());
			}catch (Exception e){
				return null;
			}
		}
		return tok.nextToken();
	}
	
	int readInt() throws IOException{
		return Integer.parseInt(readString());
	}
	
	long readLong() throws IOException{
		return Long.parseLong(readString());
	}
	
	double readDouble() throws IOException{
		return Double.parseDouble(readString());
	}
	
	public static void main(String[] args){
		new Thread(null, new ProblemB_Qual_2012(), "", 256 * (1L << 20)).start();
	}
	
	long timeBegin, timeEnd;

	void time(){
		timeEnd = System.currentTimeMillis();
		System.err.println("Time = " + (timeEnd - timeBegin));
	}
	
	long memoryTotal, memoryFree;
	

	void memory(){
		memoryFree = Runtime.getRuntime().freeMemory();
		System.err.println("Memory = " + ((memoryTotal - memoryFree) >> 10) + " KB");
	}
	
	void debug(Object... objects){
		if (DEBUG){
			for (Object o: objects){
				System.err.println(o.toString());
			}
		}
	}
	
	public void run(){
		try{
			timeBegin = System.currentTimeMillis();
			memoryTotal = Runtime.getRuntime().freeMemory();
			init();
			solve();
			out.close();
			time();
			memory();
		}catch (Exception e){
			e.printStackTrace(System.err);
			System.exit(-1);
		}
	}
	
	boolean DEBUG = false;
	
	void solve() throws IOException{
		int[] a = new int[3];
		
		int t = readInt();
		for (int it = 1; it <= t; it++){
			out.print("Case #" + it + ": ");
			
			int count = 0;
			
			int n = readInt();
			int s = readInt();
			int p = readInt();
			
			int[] b = new int[n];
			for (int i = 0; i < n; i++){
				b[i] = readInt();
			}
			Arrays.sort(b);
			
			boolean[] used = new boolean[n];
			
			for (int i = 0; i < n; i++){
				int x = b[i];
				
				for (int j = 0; j < 3; j++){
					a[j] = x / 3;
				}
				
				x %= 3;
				for (int j = 2; x > 0; j--, x--){
					a[j]++;
				}
				
				if (a[2] >= p){
					count++;
					continue;
				}
				
				if (a[2] == a[1]){
					if (s > 0 && a[2] == p - 1 && a[1] > 0 && a[2] < 10){
						used[i] = true;
						s--;
						count++;
					}
				}
			}
			
			if (s > 0){
				for (int i = 0; i < n && s > 0; i++){
					if (used[i]) continue;
					
					int x = b[i];
					
					for (int j = 0; j < 3; j++){
						a[j] = x / 3;
					}
					
					x %= 3;
					for (int j = 2; x > 0; j--, x--){
						a[j]++;
					}
					
					if (a[2] == a[1]){
						if (a[2] < 10 && a[1] > 0){
							used[i] = true;
							s--;
						}
					}else if (a[1] == a[0]){
						if (a[1] < 10 && a[0] > 0){
							used[i] = true;
							s--;
						}
					}
				}
			}
			
			if (s > 0){
				System.err.println("AHTUNG!!!!! TEST #" + it);
			}
			out.println(count);
		}
	}
}

