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.util.StringTokenizer;

public class Main {

	public static void main(String[] args) throws Exception {

		FileReader in = new FileReader("F:\\download\\B-small-attempt0.in");
		BufferedReader br = new BufferedReader(in);
		FileWriter out = new FileWriter("F:\\download\\out.txt");
		BufferedWriter bw = new BufferedWriter(out);

		int t = Integer.parseInt(br.readLine());
		for (int c = 0; c < t; c++){
			String line = br.readLine();
			StringTokenizer aSt = new StringTokenizer(line, " ");
			int number = Integer.valueOf(aSt.nextToken()).intValue();
			int surprise = Integer.valueOf(aSt.nextToken()).intValue();
			int p = Integer.valueOf(aSt.nextToken()).intValue();

			int sum_ok = 0;
			int sum_surprise = 0;
			for (int n = 0; n < number; n++){
				int ti = Integer.valueOf(aSt.nextToken()).intValue();
				int judge = judge(ti, p);
				switch (judge){
				case 2:
					sum_ok++;
					break;
				case 1:
					sum_surprise++;
					break;
				default:
					break;
				}
			}
			
			int result;
			if (sum_surprise <= surprise){
				result = sum_ok + sum_surprise;
			}
			else{
				result = sum_ok + surprise;
			}

			bw.write(String.format("Case #%d: %d\n", c+1, result));
		}
		
		br.close();
		in.close();
		bw.close();
		out.close();

	}
	
	private static int judge(int score, int p){
		int p1 = (p-1 >= 0) ? p-1: 0;
		if (score >= p + p1 + p1){
			return 2;
		}
		int p2 = (p-2 >= 0) ? p-2: 0;
		if (score >= p + p2 + p2){
			return 1;
		}
		return 0;
	}

}
