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.*;
import java.io.*;


 class dancing{

	public static void main(String args[])throws FileNotFoundException
	{
		File myFile = new File("B-small-attempt0.in");
		PrintWriter resultFile = new PrintWriter("B-small-attempt0.out");
		Scanner fileRead = new Scanner(myFile);
		int times = fileRead.nextInt();
		fileRead.nextLine();
		int guys;
		int p;
		int s;
		int surp;
		int me;
		int data;
		for(int i = 0; i < times; i++){
			guys = fileRead.nextInt();
			s = fileRead.nextInt();	
			p = fileRead.nextInt();
			surp = 0;
			for(int j = 0; j < guys; j++){
				data = fileRead.nextInt();
				me = data/3;
				if(me >= p){
					surp++;
				}
				else if((me+1) >= p && (3*me + 1) <= data && data >= 1){
					surp++;
				}
				else if(s > 0){
					if((me+1) >= p && data > 1){
						s--;
						surp++;
					}
					else if((me+2) >= p && (3*me + 2) <= data && data >= 2){
						s--;
						surp++;
					}
				
				}
				
			
			}//end for loop
			resultFile.println("Case #" + (i+1) + ": " + surp);
		}//end for loop
		resultFile.close();
	}//end main


}//end class googlerese