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.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();
	}
}
