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;
   }
}
package template;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;

public abstract class Template {

	static BufferedReader in;
	static PrintWriter out;

	public static void init(String problemName) throws Exception {
		in = new BufferedReader(new FileReader(problemName + ".in"));
		out = new PrintWriter(new FileWriter(problemName + ".out"), true);
	}

	public static String readString() {
		try {
			return in.readLine().trim();
		} catch (Exception e) {
			throw new RuntimeException();
		}
	}

	public static String[] readStringArray() {
		return readString().split("\\s");
	}

	public static int readInt() {
		return Integer.parseInt(readString());
	}

	public static double readDouble() {
		return Double.parseDouble(readString());
	}

	public static int[] readIntArray() {
		String[] s = readStringArray();
		int[] r = new int[s.length];
		for (int i = 0; i < r.length; i++) {
			r[i] = Integer.parseInt(s[i]);
		}
		return r;
	}

	public static long[] readLongArray() {
		String[] s = readStringArray();
		long[] r = new long[s.length];
		for (int i = 0; i < r.length; i++) {
			r[i] = Long.parseLong(s[i]);
		}
		return r;
	}

	public static String[][] readStringArray(int lines) {
		String[][] r = new String[lines][];
		for (int i = 0; i < lines; i++) {
			r[i] = readStringArray();
		}
		return r;
	}

	public static int[][] readIntArray(int lines) {
		int[][] r = new int[lines][];
		for (int i = 0; i < lines; i++) {
			r[i] = readIntArray();
		}
		return r;
	}

	public static double[][] readDoubleArray(int lines) {
		double[][] r = new double[lines][];
		for (int i = 0; i < lines; i++) {
			r[i] = readDoubleArray();
		}
		return r;
	}

	public static double[] readDoubleArray() {
		String[] s = readStringArray();
		double[] r = new double[s.length];
		for (int i = 0; i < r.length; i++) {
			r[i] = Double.parseDouble(s[i]);
		}
		return r;
	}

	public static void write(String s) {
		out.println(s);
		System.out.println(s);
	}

	public static void write(String[] s) {
		String r = "";
		for (String t : s)
			r += t + " ";
		write(r.trim());
	}

	public static void write(int[] i) {
		String s = "";
		for (int t : i)
			s += t + " ";
		write(s.trim());
	}

	public static void write(int[][] i) {
		for (int[] t : i)
			write(t);
	}

	public static void write(String[][] i) {
		for (String[] t : i)
			write(t);
	}

	public static void write(double[][] i) {
		for (double[] t : i)
			write(t);
	}

	public static void write(double[] i) {
		String s = "";
		for (double t : i)
			s += t + " ";
		write(s.trim());
	}
}
