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.util.ArrayList;

public class Helper {

	public Helper() {
		super();
	}
	
	public String operate(String op) {
		System.out.println(op);
		String result ="";
		int total = 0;
		String[] split = op.split(" ");
		int inter = Integer.valueOf(split[1]);
		int goal = Integer.valueOf(split[2]);
		System.out.println("Interesting:" + inter + " Goal:" + goal);
		goal = goal -1;
		for (int i = 3; i < split.length; i++){
			int score = Integer.valueOf(split[i]);
			int base = score / 3;
			int next = (score - base) / 2;
			int third = score - base - next;
			System.out.println(base + " " + next + " " + third);
			if (third - base < 2 && third > goal) {
					total += 1;
			//Interesting
			} else if (third - base == 2) {
				if (inter > 0 && third > goal) {
					inter -= 1;
					total += 1;
				}
			} else {
				if (third + 1 > goal && next > 0 && inter > 0) {
					if (third - base == 1 && next == base){
						;
					} else {
						inter -= 1;
						total += 1;
					}
				}
			}
		}
		System.out.println("Result: " + result + total);
		return result + total;
	}
	
	public void inputStrings(ArrayList<String> anInput) {
		
	}
	
	public void printResult(BufferedWriter out, String input, int n) {
		String result = "Case #"+ n +": " + operate(input) + "\n";
		//System.out.print(result);
		try {
			out.write(result);
		}catch (Exception e){//Catch exception if any
			System.err.println("here Error: " + e.getMessage());
		}
	}
}
