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.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.StringTokenizer;


public class CodeJam_B {
	public static void main(String[] args){
		BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
		try{
			String countString = reader.readLine();
			int count = Integer.parseInt(countString);
			for(int i=0;i<count;i++){
				String line = reader.readLine();
				StringTokenizer stringTokenizer = new StringTokenizer(line);
			
				int totalCount = stringTokenizer.countTokens();
				int n = -1;
				int p = -1;
				int s = -1;
				int scoreArray[] = null;
				for(int j=0;j<totalCount;j++){
					String temp = stringTokenizer.nextToken();
					int value = Integer.parseInt(temp);
					if(j == 0){
						n = value;
						scoreArray = new int[n];
					}else if(j == 1){
						s = value;
					}else if(j ==2){
						p = value;
					}else{
						scoreArray[j-3] = value;
					}
				}

				Arrays.sort(scoreArray);
				
				int usedSurprises = 0;
				int possibleResult  = 0;
				if(p == 0){
					possibleResult = scoreArray.length;
				}else{
					int minAcceptableValue = (p * 3) - 2;
					int minSurprisedAcceptableValue = minAcceptableValue -2;

					for(int k=scoreArray.length-1;k>=0;k--){
						int temp = scoreArray[k];
						if(temp >= minAcceptableValue){
							possibleResult++;
							continue;
						}else if(temp < minAcceptableValue && temp >= minSurprisedAcceptableValue){
							if(usedSurprises < s){
								if(minSurprisedAcceptableValue > 0){
									possibleResult++;
									usedSurprises++;
								}
							}else{
								//out of surprises
							}
						}else{
							//not possible to get a score here
						}
					}
				}
				System.out.println("Case #"+(i+1)+": "+possibleResult);
				//System.out.println("Total Possbile Triplets : "+possibleResult);

			}   			
		}	
		catch (IOException ioe){
			System.out.println("An unexpected error occured.");
		}
	}



}
