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.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.StringTokenizer;

public class Googler implements Runnable {
	int[] isSuprisingMaxScore = new int[31];
	int[] isNotSuprisingMaxScore = new int[31];
	boolean[] canSuprising = new boolean[31];
	private void solve() throws IOException {
		// long time = System.currentTimeMillis();
		int test = nextInt();
		Arrays.fill(canSuprising, true);
		canSuprising[0] = false;
		canSuprising[1] = false;
		for (int i = 4; i <= 30 ; i += 3)
			canSuprising[i] = false;
		int maxScore = 2;
		for (int i = 2; i <= 30; i += 3) {
			for (int j = i ; j <= Math.min(i + 2, 30); j++)
				isSuprisingMaxScore[j] = maxScore;
			maxScore++;
		}
		maxScore = 1;
		for (int i = 1; i <= 30; i += 3) {
			for (int j = i ; j <= Math.min(i + 2, 30); j++)
				isNotSuprisingMaxScore[j] = maxScore;
			maxScore++;
		}
		
		for (int i = 1; i <= test; i++) {
			solveTest(i);
		}
		writer.close();
		// writer.println("Running time: " + (System.currentTimeMillis() -
		// time));
	}

	private void solveTest(int test) throws IOException {
		// TODO Auto-generated method stub
		int n = nextInt();
		int s = nextInt();
		int p = nextInt();
		int[] scores = new int[n+1];
		for (int i = 1; i <= n; i++)
			scores[i] = nextInt();
		int result = 0;
		for (int i = 1; i <= n; i++) {
			if (isNotSuprisingMaxScore[scores[i]] >= p) {
				result++;
				continue;
			}
			if (isSuprisingMaxScore[scores[i]] >= p && s >= 1) {
				result++;
				s--;
			}
		}
		writer.write("Case #" + test + ": "  + result + "\n");
	}

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

	BufferedReader reader;
	StringTokenizer tokenizer;
	PrintWriter writer;
	String fileName = "Googler";
	public void run() {
		try {
			reader = new BufferedReader(new FileReader(fileName + ".in"));
			tokenizer = null;
			writer = new PrintWriter(new FileWriter(fileName + ".out"));
			solve();
			reader.close();
			writer.close();
		} catch (Exception e) {
			e.printStackTrace();
			System.exit(1);
		}
	}

	int nextInt() throws IOException {
		return Integer.parseInt(nextToken());
	}

	long nextLong() throws IOException {
		return Long.parseLong(nextToken());
	}

	double nextDouble() throws IOException {
		return Double.parseDouble(nextToken());
	}

	String nextToken() throws IOException {
		while (tokenizer == null || !tokenizer.hasMoreTokens()) {
			tokenizer = new StringTokenizer(reader.readLine());
		}
		return tokenizer.nextToken();
	}
}