package problem1;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Arrays;





public class Problem1 {

    public static void main(String[] args) throws FileNotFoundException, IOException{
        try {
             TextIO.readFile("L:\\Coodejam\\Input\\Input.txt");
        }
        catch (IllegalArgumentException e) {
              System.out.println("Can't open file ");
              System.exit(0);
         }
        
        FileOutputStream fout = new FileOutputStream("L:\\Coodejam\\Output\\output.txt");
        PrintStream ps=new PrintStream(fout);
        
        int cases=TextIO.getInt();
        int googlers=0,surprising=0,least=0;
        for(int i=0;i<cases;i++){
            int counter=0;
            googlers=TextIO.getInt();
            surprising=TextIO.getInt();
            least=TextIO.getInt();
            int score[]=new int[googlers];
            for(int j=0;j<googlers;j++){
                score[j]=TextIO.getInt();
                 }
            
            
            
            
            Arrays.sort(score);
            int temp=0;
            int sup[]=new int[surprising];
            
          for(int j=0;j<googlers && surprising>0;j++){
               if(biggestNS(score[j])<least && biggestS(score[j])==least){
                   surprising--;
                   counter++;
                }
               }
           
            for(int j=0;j<googlers;j++){
                if(surprising==0)temp=biggestNS(score[j]);
                    
                else {
                    temp=biggestS(score[j]);
                    surprising--;     
                } 
                   if(temp>=least)counter++;
           
             }
            
             ps.println("Case #"+(i+1)+": "+counter);
        }
    }
    
   static int biggestNS(int x){
       if(x==0)return 0;
       if(x==1)return 1;
       return ((x-1)/3)+1;
   }
   
   static int biggestS(int x){
       if(x==0)return 0;
       if(x==1)return 1;
       return ((x-2)/3)+2;
   }
}
import java.io.*;
import java.util.Scanner;


public class SurprisingDancers {
	public static void main(String[] args) {
		BufferedReader br;
		BufferedWriter bw;
		int count;
		try
		{	
			br = new BufferedReader(new FileReader(args[0]));
			bw = new BufferedWriter(new FileWriter(new File("output.txt")));
			count = new Integer(br.readLine());
			for(int i = 1; i <= count; i++)
			{
				try
				{					
					bw.write("Case #" + i + ": ");
					Scanner intReader = new Scanner(br.readLine());
					int numGooglers = intReader.nextInt();
					int numSurprises = intReader.nextInt();
					int p = intReader.nextInt();
					int ans = 0;
					for(int j = 1; j <= numGooglers; j++)
					{
						int score = intReader.nextInt();
						if((score/3) >= p)
						{
							ans++;
						}
						else
						{
							if(score % 3 == 0 && score > 0)
							{
								if((score/3 + 1) >= p)
								{
									if(numSurprises > 0)
									{
										numSurprises--;
										ans++;
									}
								}									
							}
							if(score % 3 == 1)
							{
								if((score/3 + 1) >= p)
								{
									ans++;
								}
							}
							if(score % 3 == 2)
							{
								if((score/3 + 1)  >= p)
								{
									ans++;
								}
								else if((score/3 + 2) >= p)
								{
									if(numSurprises > 0)
									{
										numSurprises--;
										ans++;
									}
								}
							}
						}
					}
					String stringAns = "" + ans;
					bw.write(stringAns);
					bw.newLine();
				}
				catch(IOException e)
				{
					System.out.println("Error reading line.");
				}
			}
			br.close();
			bw.close();
		}
		catch(FileNotFoundException e)
		{
			System.out.println("File not found.");
		}
		catch(IOException e)
		{
			System.out.println("Error reading first line or creating output.");
		}
	}

}
