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.InputStreamReader;
import java.util.StringTokenizer;


public class Main {

    
    public static void main(String[] args) {
try{
        int no, i, valuemax, surprise, p, n, j, temp;
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
       no = Integer.parseInt(br.readLine());
        for (i = 0; i < no; i++) {
            int answer = 0;
            String str=br.readLine();
            StringTokenizer tok=new StringTokenizer(str," ");
            n = Integer.parseInt(tok.nextToken());
            surprise = Integer.parseInt(tok.nextToken());
            p = Integer.parseInt(tok.nextToken());
            for (j = 0; j < n; j++) {
                temp = Integer.parseInt(tok.nextToken());
                if (temp == 0) {
                    if (p != 0) {
                        continue;
                    } else {
                        answer++;
                    }
                    continue;
                }
                if (temp % 3 == 0) {
                    valuemax = temp / 3;
                    if (valuemax >= p) {
                        answer++;
                    } else if ((valuemax + 1 >= p) && (surprise != 0)) {
                        answer++;
                        surprise--;
                    }

                }
                if (temp % 3 == 1) {
                    valuemax = (temp / 3) + 1;
                    if (valuemax >= p) {
                        answer++;
                    }
                }
                if (temp % 3 == 2) {
                    valuemax = (temp / 3) + 1;
                    if (valuemax >= p) {
                        answer++;
                    } else if ((valuemax + 1 >= p) && (surprise != 0)) {
                        answer++;
                        surprise--;
                    }
                }
            }
            System.out.print("Case #" + (i + 1) + ": " + answer);
            if ((i + 1) != no) {
                System.out.print("\n");
            }
        }
        }catch(Exception e){
            System.out.println(e.toString());
        }
    }
}
