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.*;
 
public class test {

    public static void main(String[] args) throws IOException {
 
        // Location of file to read

	functions aa = new functions();
        File file = new File("input.txt");
	Writer output = new BufferedWriter(new FileWriter("output.txt"));
	int i = 1;
	int answer = 0;
	String A = "";
	String B = "";
	int j = 0;
	int n = 0;
	int N = 0;
	int[] numbers = new int[100];
	int l = 0,p = 0,s=0,k=0;;
        try {
 
            Scanner scanner = new Scanner(file);
 	    N = Integer.parseInt((String)scanner.nextLine());
 	    
            while (scanner.hasNextLine()) {
            	A = "";
            	B = "";
		j = 0;
		l = 0;
		p = 0;
		s = 0;
		n = 0;

                String line = scanner.nextLine();
	        while(line.charAt(j) != ' '){
			A = A + line.charAt(j);
			j++;
	        }
	        n = Integer.parseInt(A);
	        j++;
	        A = "";
                for(k = 1; k <= n+1;k++){
		        while(line.charAt(j) != ' '){
				A = A + line.charAt(j);
				j++;
		        }
		        if(k == 1) s = Integer.parseInt(A);
		        else if(k == 2) p = Integer.parseInt(A);
		        else numbers[l++] = Integer.parseInt(A);
                j++;
                A = "";
                }
                while(j < line.length()){
			B = B + line.charAt(j);
			j++;
                }
                numbers[l++] = Integer.parseInt(B);
		
		answer = aa.solve(numbers,p,s,n);

		if(i < N)
			output.write("Case #" + i +": "+ answer +"\n");
		else
			output.write("Case #" + i +": "+ answer);

		i++;
            }
            scanner.close();
            output.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
       }
      }
