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.*;
import java.util.*;

public class B {

	public static void main(String[] args) throws IOException {
               	//variable initialization
                String inFile = args[0];
		String outFile = inFile.split("\\.")[0] + ".out";

                //file reading...
                BufferedReader reader = new BufferedReader(new FileReader(inFile));
                PrintWriter writer = new PrintWriter(new FileWriter(outFile));

		//get input data
		int T = Integer.valueOf(reader.readLine());
		for (int i = 0; i < T; i++) {
			String[] str_nums = reader.readLine().split(" ");
			int[] nums = new int[str_nums.length];
			int n = 0;
			for (String str : str_nums) {
				nums[n++] = Integer.valueOf(str);
			}
			
			int N = nums[0];
			int S = nums[1];
			int p = nums[2];
			int res = 0;

			for (n = 0; n < N; n++) {
				int total = nums[n+3];
				int k = total / 3;
				int k2 = total % 3;
				if (k >= p) res++;
				else if (p-k == 1 && k2 > 0) res++;
				else if (S > 0)
					if (k2 >= p-k || (k2 == 0 && k != 0 && p-k == 1)) {
						S--;
						res++;
						// System.out.println("Surpraise: (" + k + "," + k + "," + (k+k2) + ") p=" + p);
					}
				
			}
			String result = "Case #" + (i+1) + ": " + res;
			writer.println(result);
			// char[] line = readerReal.readLine().toCharArray();
			// for (char c : line) {
			// 	if (dict.containsKey(c)) {
			// 		writer.write(dict.get(c));
			// 	} else {
			// 		writer.write(c);
			// 	}
			// }
			// writer.write('\n');

			// System.out.println(Arrays.toString(nums));
			// System.out.println(result);

		}
		reader.close();
		writer.close();		
	}
}
