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.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;



public class Dashboard {

	
	
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		/*
		caseHandler ch = new caseHandler(2, 1, 1, new int[]{8,0});
		System.out.println(ch.solveCase());
		*/
		
		try {
			BufferedReader br = new BufferedReader(new FileReader(args[0]));
			BufferedWriter bw = new BufferedWriter(new FileWriter("anwser.txt"));
			
			int numTestCases = Integer.parseInt(br.readLine());
			for(int i=0;i<numTestCases;i++){
				String[] currLine = br.readLine().split(" ");
				int N = Integer.parseInt(currLine[0]);
				int S = Integer.parseInt(currLine[1]);
				int P = Integer.parseInt(currLine[2]);
				int[] scores = new int[currLine.length-3];
				for(int j=3; j<currLine.length;j++){
					scores[j-3] = Integer.parseInt(currLine[j]);
				}
				caseHandler ch = new caseHandler(N, S, P, scores);
				//System.out.println("Case #"+(i+1)+": "+ch.solveCase());
				bw.write("Case #"+(i+1)+": "+ch.solveCase());
				bw.newLine();
			}
			bw.close();
			
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

}
