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.FileInputStream;
import java.io.IOException;
import java.util.Scanner;


public class B {
	
	public static void main(String[] args) {
		try {
			// so eclipse can read file from system in
			System.setIn(new FileInputStream(new File("small.in")));
		} catch (IOException e) {
			e.printStackTrace();
			System.exit(1);
		}
		Scanner scanner = new Scanner(System.in);
		long T = scanner.nextLong();
		scanner.nextLine();
		for (int i = 0; i < T; i++) {
			long N = scanner.nextLong();
			long S = scanner.nextLong();
			long p = scanner.nextLong();
			long y = 0;
			for (int j = 0; j < N; j++) {
				long score = scanner.nextLong();
				double mean = (double)score / 3;
				if (mean <= (double)p - 2) {
					continue;
				} else if (mean >= (double)p ) {
					y++;
					continue;
				}
				int result = test(score, p - 1);
				if (result == 0) {
					y++;
				} else if (result == 1 && S > 0) {
					y++;
					S--;
				}
			}
			System.out.printf("Case #%d: %d%n", i + 1, y);
		}
	}
	
	private static int test(long score, long q) {
		int result = -1;
		long from = q - 1;
		if (from < 0) {
			from = 0;
		}
		long to = q + 1;
		if (to > 10) {
			to = 10;
		}
		for (long a = from; a <= to; a++) {
			for (long b = from; b <= to; b++) {
				for (long c = from; c <= to; c++) {
					if (a + b + c == score) {
						if ((a == q + 1) || (b == q + 1 )|| (c == q + 1)) {
							if (Math.abs(a - b) == 2 || Math.abs(a - c) == 2 || Math.abs(b - c) == 2) {
								result = 1;
							} else {
								return 0;
							}
						}
						
					}
				}
			}
		}
		return result;
			
	}

}
