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.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class B {

	static Scanner reader;
	static BufferedWriter writer;	

	static int countS;
	static int S;
	static int P;
	static int N;
	static int result;

	public static void verifiyTriple(int pi) {
		int div = pi/3;
		int mod = pi%3;
		int dif = P - pi/3;

		if (div >= P) {
			result++;
		} else if (dif <= 2){
			if (mod == 0) {
				if (countS < S && dif == 1) {
					countS++;
					result++;
				}
			}
		} else {
			if (dif==1) {
				result++;
			} else if ( mod == 2 && countS < S ) {
				countS++;
				result++;
			}
		}
	}


	public static void main(String[] args) throws IOException {
		reader = new Scanner(new FileReader("in.txt"));
		writer = new BufferedWriter(new FileWriter("out.txt"));

		int nt = reader.nextInt();
		for(int i = 1; i <= nt; i++) {
			result = 0;
			N = reader.nextInt();
			S = reader.nextInt();
			P = reader.nextInt();
			countS = 0;
			for (int j = 0; j < N; j++) {
				int pi = reader.nextInt();
				int div = pi/3;
				int mod = pi%3;
				int dif = P - div;

				if (pi < P)
					continue;

				if (div >= P) {
					result++;
				} else if (dif <= 2){
					if (mod == 0) {
						if (countS < S && dif == 1) {
							countS++;
							result++;
						}
					} else {
						if (dif==1) {
							result++;
						} else if ( mod == 2 && countS < S ) {
							countS++;
							result++;
						}
					}

				}
			}

			writer.write("Case #" + i + ": " + result);
			if (i < nt)
				writer.newLine();
		}
		writer.close();
	}

}
