import java.util.*;
import java.io.*;

public class DancingWithTheGooglers
{
    public DancingWithTheGooglers()
    {
        Scanner inFile = null;
        try
        {
            inFile = new Scanner(new File("inputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening input file. Exiting...");
			System.exit(0);
        }
        int t = inFile.nextInt();
        
        int [] results = new int [t];
        DancingWithTheGooglersMax [] rnc = new DancingWithTheGooglersMax[t];
        
        int i, j;
        int [] scores;
        int s, p;
        for(i = 0; i < t; i++)
        {
            scores = new int [inFile.nextInt()];
            s = inFile.nextInt();
            p = inFile.nextInt();
            for(j = 0; j < scores.length; j++)
                scores[j] = inFile.nextInt();
            
            rnc[i] = new DancingWithTheGooglersMax(i, scores, s, p, results);
            rnc[i].start();
        }
        inFile.close();
        
        boolean done = false;
        
        while(!done)
        {
            done = true;
            for(i = 0; i < t; i++)
                if(rnc[i].isAlive())
                {
                    done = false;
                    break;
                }
        }
        
        PrintWriter outFile = null;
        try
        {
            outFile = new PrintWriter(new File("outputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening output file. Exiting...");
			System.exit(0);
        }
        
        for(i = 0; i < results.length; i++)
            outFile.printf("Case #%d: %d\n", i+1, results[i]);
        outFile.close();
    }
    
    public static void main(String [] args)
    {
        new DancingWithTheGooglers();
    }
    
    private class DancingWithTheGooglersMax extends Thread
    {
        int id;
        int s, p;
        int [] results, scores;
        
        public DancingWithTheGooglersMax(int i, int [] aScores, int aS, int aP,int [] res)
        {
            id = i;
            s = aS;
            p = aP;
            results = res;
            scores = aScores;
        }
        
        public void run()
        {
            int a = 0, b = 0;
            
            if(p == 0)
                results[id] = scores.length;
            else if(p == 1)
            {
                int y;
                y = 3*p - 3;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > 0)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
            else
            {
                int y, z;
                y = 3*p - 3;
                z = 3*p - 5;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > z)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
        }
    }
}
import java.io.*;
import java.util.*;

public class B {
    BufferedReader ins;
    PrintStream outs;

    static String INPUT = "B-large.in";
    static String OUTPUT;

    static {
        OUTPUT = "B.out";
    }

    public B(BufferedReader ins, PrintStream outs) {
        this.ins = ins;
        this.outs = outs;
    }

    public int go(List<Integer> list, int sr, int p) {
        //Collections.sort(list);
        //Collections.reverse(list);
//        System.out.println("List = " + list);
 //       System.out.println("Surprises = " + sr);
   //     System.out.println("P = " + p);

        int count = 0;
        for(int i = 0; i<list.size(); i++) {
            if(list.get(i) >= p + 2 * Math.max(p-1,0)) {
   //             System.out.println("Easy case = " + list.get(i));
                count++;
            }
            else if((list.get(i) >= p + 2* Math.max(p-2,0)) && (sr > 0)) {
                count++;
                sr--;
//                System.out.println("Tough case = " + list.get(i));
            } else {
  //              System.out.println("Oops case = " + list.get(i));
            }
        }
        return count;
    }

    public void process() throws Exception {
       //Read input
       int t = Integer.parseInt(ins.readLine());

       for(int T=1; T<=t;T++) {
            String x = ins.readLine().trim().replaceAll(" +", " ");
            String[] tokens = x.split(" ");
            int n = Integer.parseInt(tokens[0]);
            int sum = Integer.parseInt(tokens[1]);
            int p = Integer.parseInt(tokens[2]);
            List<Integer> list = new ArrayList<Integer>();
            for(int i = 0; i<n; i++) {
                list.add(Integer.parseInt(tokens[i+3]));
            }

            
            
            outs.println("Case #" + T + ": " + go(list, sum, p));
        }
    }

    public static void main(String args[]) throws Exception {
        //Input
        InputStreamReader fis = new FileReader(INPUT);
        BufferedReader bis = new BufferedReader(fis);

        //Output
        PrintStream ps = OUTPUT!=null ? new PrintStream(OUTPUT) : System.out;
        
        B b = new B(bis, ps);

        b.process();
        return;
    }
}
