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.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;

public class DancingWithTheGooglers {
	public static void main(String[] args) {
		int cases = 0, googlers = 0, suprs = 0, max = 0, point = 0;

		String in = "B-small-attempt0";
		
		try {
			BufferedReader br = readFile(new FileReader(in + ".in"));
			FileWriter fstream = new FileWriter(in + ".out");
			BufferedWriter out = new BufferedWriter(fstream);
			
			String inline;
			while ((inline = br.readLine()) != null) {
				int i = 0;
				
				String[] input = inline.trim().split(" ");
				
				while (i < input.length) {
					if (i == 0) {
						googlers = Integer.parseInt(input[i++]);
					} else if (i == 1) {
						suprs = Integer.parseInt(input[i++]);
					} else if (i == 2) {
						max = Integer.parseInt(input[i++]);
					} else {
						String result = "Case #" + (++cases) + ": ";
						int num = 0;
						
						while (i < input.length) {
							point = Integer.parseInt(input[i++]);
							
							//acceptable values
							int minNotSuprs = (max + ((max - 1) * 2));
							int minSuprs	= (max + ((max - 2) * 2));
							
							if (point >= minNotSuprs) {
								num++;
							} else if (point > 0) {
								if (point >= minSuprs && suprs > 0) {
									num++;
									suprs--;
								}
							}
						}
						
						result += String.valueOf(num);
						
						writeOutput(result, out);
					}
				}
			}
			out.close();
		} catch(Exception e) {
			e.printStackTrace();
		}
	}
	
	private static BufferedReader readFile(FileReader in) throws FileNotFoundException {
		return new BufferedReader(in);
	}
	
	private static void writeOutput(String text, BufferedWriter out) throws IOException {
		out.write(text);
		out.write("\n");
	}
}
