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.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public class DancingScores {
	private static final String fname = "B-small-attempt1.in";

	public static void main(String[] args) throws Exception {
		new DancingScores().run();
	}

	private void run() throws Exception {
		BufferedReader reader = new BufferedReader(new FileReader("./" + fname));
		BufferedWriter writer = new BufferedWriter(new FileWriter("./" + fname
				+ ".out"));
		int T = Integer.parseInt(reader.readLine().trim());
		for (int i = 1; i <= T; i++) {
			String[] line = reader.readLine().trim().split("[ ]");
			int N = Integer.parseInt(line[0]);
			int S = Integer.parseInt(line[1]);
			int p = Integer.parseInt(line[2]);
			int[] t = new int[N];
			for (int j = 3; j < line.length; j++) {
				t[j - 3] = Integer.parseInt(line[j]);
			}
			int clear = 0;
			int surprising = 0;
			for (int j = 0; j < N; j++) {
				int score = t[j];
				if (score == 0) {
					if (p == 0) {
						clear++;
					}
				} else if (score >= p) {
					int avg = score / 3;
					if (avg >= p) {
						clear++;
						continue;
					} else {
						int delta = Math.abs(p - ((score - p) / 2));
						if (delta <= 1) {
							clear++;
						} else if (delta <= 2) {
							surprising++;
						}
					}
				}
			}
			clear = clear + Math.min(S, surprising);
			writer.write("Case #" + i + ": " + clear);
			if (i < T)
				writer.write("\n");
		}
		reader.close();
		writer.close();
	}
}
