package com.example;

import java.io.IOException;
import java.util.List;

public class ProblemB {
    
    enum Result {
	INSUFFICIENT,
	SUFFICIENT,
	SUFFICIENT_WHEN_SURPRISING
    }

    public static void main(String[] a) throws IOException {

	List<String> lines = FileUtil.getLines("/B-large.in");
	
	int cases = Integer.valueOf(lines.get(0));
	
	for(int c=0; c<cases; c++) {
	    String[] tokens = lines.get(c+1).split(" ");
	    
	    int n = Integer.valueOf(tokens[0]); // N = number of Googlers
	    int s = Integer.valueOf(tokens[1]); // S = number of surprising triplets
	    int p = Integer.valueOf(tokens[2]); // P = __at least__ a score of P
	    
	    int sumSufficient = 0;
	    int sumSufficientSurprising = 0;
	    
	    for(int i=0; i<n; i++) {
		int points = Integer.valueOf(tokens[3+i]);
		
		switch(test(points, p)) {
		case SUFFICIENT:
		    sumSufficient++;
		    break;
		    
		case SUFFICIENT_WHEN_SURPRISING:
		    sumSufficientSurprising++;
		    break;
		}
		
//		uSystem.out.println("points "+ points +" ? "+ p +" => "+ result);
	    }
	    
	    System.out.println("Case #"+ (c+1) +": "+ (sumSufficient + Math.min(s, sumSufficientSurprising)));
	    
//	    System.out.println();
//	    System.out.println("N="+ n +", S="+ s +", P="+ p);
//	    System.out.println();
	}
    }

    private static Result test(int n, int p) {
	int fac = n / 3;
	int rem = n % 3;
	
	if(rem == 0) {
	    
//	    int triplet0[] = { fac, fac, fac };
//	    print(n, triplet0);
	    
	    if(fac >= p) {
		return Result.SUFFICIENT;
	    }
	    
	    if(fac > 0 && fac < 10) {
		
		if(fac+1 >= p) {
		    return Result.SUFFICIENT_WHEN_SURPRISING;
		}
		
//		int triplet1[] = { fac+1, fac, fac-1 }; // surprising 
//		print(n, triplet1);
	    }
	    
	    
	} else if(rem == 1) {
	    
//	    int triplet0[] = { fac+1, fac, fac };
//	    print(n, triplet0);
	    
	    if(fac+1 >= p) {
		return Result.SUFFICIENT;
	    }
	    
//	    if(fac > 0 && fac < 10) {
//		int triplet1[] = { fac+1, fac+1, fac-1 };
//		print(n, triplet1);
//	    }
	    
	} else if(rem == 2) {
	    
//	    int triplet0[] = { fac+1, fac+1, fac };
//	    print(n, triplet0);
	    
	    if(fac+1 >= p) {
		return Result.SUFFICIENT;
	    }
	    
	    if(fac < 9) {
//		int triplet1[] = { fac+2, fac, fac }; // surprising
//		print(n, triplet1);

		if(fac+2 >= p) {
		    return Result.SUFFICIENT_WHEN_SURPRISING;
		}
	    }
	    
	} else {
	    throw new RuntimeException("error");
	}
	
	return Result.INSUFFICIENT;
//	System.out.println();
//	System.out.println(n +" => "+ div3 +" ("+ rem +")");
    }
    
//    private static void print(int n, int[] triplet) {
//	System.out.println("n="+ n +" ("+ (n/3) +","+ (n%3) +") => ["+ triplet[0] +","+ triplet[1] +","+ triplet[2] +"]" + (triplet[0]-triplet[2] > 1 ? " *" : ""));
//    }
    
}

import java.io.*;

public class ProbB 
{
	public static void main (String[] args) throws Exception
	{
		MyInputReader in = new MyInputReader(new FileInputStream("B-large.in"));
		PrintWriter pw = new PrintWriter("output.txt");
		int T = in.nextInt();
		for(int q=0; q<T; q++)
		{
			int n = in.nextInt();
			int s = in.nextInt();
			int p = in.nextInt();
			int result = 0;
			int count = 0;
			for(int i=0; i<n; i++)
			{
				int temp = in.nextInt();
				if(temp==0 && p>0)
					continue;
				if(3*p<=temp || 3*p-2==temp || 3*p-1==temp)
					result++;
				else if(count<s && ((3*p-3)==temp || (3*p-4)==temp || (3*p+4)==temp || (3*p+3)==temp))
				{
					result++;
					count++;
				}	
			}
			pw.println("Case #"+(q+1)+": "+result);
			pw.flush();
		}
	}
	
	static class MyInputReader
    {
		final private int BUFFER_SIZE = 1 << 17;
	
		private DataInputStream din;
		private byte[] buffer;
		private int bufferPointer, bytesRead;
		
		public MyInputReader(InputStream in)
		{
			din = new DataInputStream(in);
			buffer = new byte[BUFFER_SIZE];
			bufferPointer = bytesRead = 0;
		}
	        
	        public String nextString() throws Exception
		{
			StringBuffer sb=new StringBuffer("");
			byte c = read();
			while(c <= '\n') 
				c = read();
			do
			{
			   sb.append((char)c);
			   c=read();
			}
			while(c>'\n');
			
			return sb.toString();
		}
	        
		public String nextWord() throws Exception
		{
			StringBuffer sb=new StringBuffer("");
			byte c = read();
			while(c <= ' ') 
				c = read();
			do
			{
			   sb.append((char)c);
			   c=read();
			}
			while(c>' ');
			
			return sb.toString();
		}
		
		public char nextChar() throws Exception
		{
			byte c=read();
			while(c<=' ') 
				c= read();
			
			return (char)c;
		}
		
		public int nextInt() throws Exception
		{
			int ret = 0;
			byte c = read();
			while(c <= ' ') 
				c = read();
			boolean neg = c == '-';
			if(neg) 
				c = read();
			do
			{
			  	ret = ret * 10 + c - '0';
			 	c = read();
			} 
			while (c > ' ');
			
			if(neg) 
				return -ret;
			
			return ret;
		}
		
		public long nextLong() throws Exception
		{
			long ret = 0;
			byte c = read();
			
			while (c <= ' ') 
				c = read();
			boolean neg = c == '-';
			if(neg) 
				c = read();
			
			do
			{
			  	ret = ret * 10 + c - '0';
			 	c = read();
			} 
			while (c > ' ');
			
			if(neg) 
				return -ret;
			
			return ret;
		}
		
		private void fillBuffer() throws Exception
		{
			bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE);
			if(bytesRead == -1) 
				buffer[0] = -1;
		}
		
		private byte read() throws Exception
		{
			if(bufferPointer == bytesRead) 
				fillBuffer();
			return buffer[bufferPointer++];
		}
    }
}