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.FileNotFoundException;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
import java.util.Set;

public class CopyOfMain {

	public static void main(String[] args) throws FileNotFoundException {
		String file = "B-small-attempt0";
		Scanner in = new Scanner(new File(file + ".in"));
		PrintWriter out = new PrintWriter(new File(file + ".out"));

		int T = in.nextInt();
		for(int t=1; t<=T; t++){
			int N = in.nextInt();
			int S = in.nextInt();
			int p = in.nextInt();
			
			int[] scores = new int[N];
			int[] bst = new int[N];
			int[] dmax = new int[N];
			
			int nextp=0;
			int prevp=0;
			for(int i=0; i < scores.length; i++){
				int s = scores[i] = in.nextInt();
				if(s%3==0){
					bst[i]=s/3;
					dmax[i] = bst[i]>0?1:0;
				}else if(s%3 ==1){
					bst[i]=s/3 + 1;
					dmax[i] = 0;
				}else{
					bst[i]=s/3 + 1;
					dmax[i] = 1;
				}
				
				if(bst[i]>=p)
					nextp++;
				if(bst[i]==p-1&& dmax[i]>0)
					prevp++;
			}			
			out.println("Case #" + t + ": "+(nextp+Math.min(S, prevp)));//+Math.min(S, prevp));			
		}
		
		
		in.close();
		out.close();
	}
}
