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.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;

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

/**
 *
 * @author Ari
 */
public class ProblemB {
    static String in = "src/b.in";
    static String out = "src/b.out";
    
    public static void main(String[] args) throws FileNotFoundException, IOException {
        Scanner scan = new Scanner(new File(in));
        BufferedWriter write = new BufferedWriter(new FileWriter(out));
        int numlines = scan.nextInt();
        int peeps;
        int surprises;
        int minScore;
        int minTotal;
        int minSurpriseTotal;
        int answer;
        int totalScore;
        for(int x = 0; x < numlines; x++) {
             write.write("Case #" + (x+1) + ": ");
             answer = 0;
             peeps = scan.nextInt();
             surprises = scan.nextInt();
             minScore = scan.nextInt();
             minTotal = minScore*3 - 2;
             minSurpriseTotal = minTotal - 2;
             
             if(minTotal < 0) {
                 minTotal = 0;
                 //minSurpriseTotal = 0;
             }
             else if(minSurpriseTotal < 0) {
                 minSurpriseTotal = 1;
             }
             
             for(int y = 0; y < peeps; y++) {
                 totalScore = scan.nextInt();
                 if(totalScore >= minTotal) {
                     answer++;
                 }
                 else if(totalScore >= minSurpriseTotal && surprises > 0) {
                     surprises--;
                     answer++;
                 }
             }
             
             write.write("" + answer);
             write.write('\n');
        }
        scan.close();
        write.close();
    }
}
