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.util.*;
public class B {
	public static void main (String [] arg) {
		Scanner sc = new Scanner(System.in);
		int T = Integer.parseInt(sc.nextLine());
		for (int ii = 1; ii<=T; ++ii) {
			//Something
			int N = sc.nextInt();
			int S = sc.nextInt();
			int p = sc.nextInt();
			int ans = 0;
			
			for (int i = 0;i<N; ++i) {
				int SCORE = sc.nextInt();
				int MAX_NORM = (SCORE == 0) ? 0 : (SCORE-1)/3 + 1;
				if (MAX_NORM >= p) { 
					ans++;
				} else if (SCORE <= 1) {
					//nothing
				} else if (SCORE % 3 != 1 && MAX_NORM+1 >= p && S > 0) {
					ans++;
					S--;
				}
			}
			
			System.out.printf("Case #%d: %s\n",ii,ans);
		}
	}
}