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;
   }
}
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam2012;

import java.util.Scanner;

/**
 *
 * @author Matt
 */
public class ProbB {
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        Integer cases = scan.nextInt();
        for(int i = 0; i < cases; i++){
            Integer contestants = scan.nextInt();
            Integer surprising = scan.nextInt();
            Integer num = scan.nextInt();
            Integer count = 0;
            //System.out.print(surprising);
            for(int j = 0; j < contestants; j++){
                Integer current = scan.nextInt();
                Double average = current/3.0;
                if(average >= num){
                    count++;
                }else if(average == 0 || average == 10){
                    
                }else if(average.intValue() == average.doubleValue()){
                    if(surprising > 0 && (average+1) >= num){
                        count++;
                        surprising--;
                        //System.out.print(surprising);
                    }
                }else if(average.intValue()+1 >= num) {
                    count++;
                }else if(average > 0.5 && surprising > 0 && average.intValue()+2 >= num) {
                    count++;
                    surprising--;
                    //System.out.print(surprising);
                }
            }
            //System.out.print(surprising);
            System.out.println("Case #"+(i+1)+": "+count);
        }
    }
}
