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.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;

public class Dancers {
	
	public static void main(String args[]) throws IOException {
		Scanner s = new Scanner(new File("D:\\input2.txt"));
		FileWriter fo = new FileWriter(new File("D:\\workspace\\GC12\\src\\output2.txt"));
		int num = s.nextInt();
		for(int i = 1; i<= num; i++) {
			fo.write("Case #" + i + ": ");
			int nd = s.nextInt();
			int ns = s.nextInt();
			//System.out.println("\n"+ i + " - " + nd + " , "+ ns);

			int p = s.nextInt();
			int aHigh = Math.max(p, 0) + Math.max(p-1, 0) + Math.max(p-1, 0);
			int surpScore = Math.max(p, 0) + Math.max(p-2, 0) + Math.max(p-2, 0);
			int bScore = 0;
			int canSurprise = 0;
			for(int j = 1; j<=nd; j++) {
				int score = s.nextInt();
				//System.out.print(score + " - ");
				if (score == 0) {
					continue;
				}
				if (score >= aHigh) {
					bScore ++;
				} else if(score >= surpScore) {
					canSurprise ++;
				}
			}
			if (canSurprise < ns) {
				bScore += canSurprise;
			} else {
				bScore += ns;
			}
			if(p==0) {
				fo.write(nd + "\n");
			} else {
				fo.write(bScore + "\n");
			}
		}
			fo.close();
			s.close();
	}
}
