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.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Dancer {
	
	public static void main (String [] args) throws Exception {
		FileInputStream fstreamIn = new FileInputStream ("B-small-attempt0.in");		
		DataInputStream in  = new DataInputStream (fstreamIn);
		BufferedReader is = new BufferedReader (new InputStreamReader(in));

		FileWriter fstreamOut = new FileWriter ("dancer-output.out");
		BufferedWriter out = new BufferedWriter (fstreamOut);
		
		String line = is.readLine();
		int num = Integer.parseInt(line);
		
		for (int i = 0; i < num; i++) { 
			String str = is.readLine();
			StringTokenizer st = new StringTokenizer (str);
			int n = Integer.parseInt(st.nextToken());
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			int max = 0;
			for (int j = 0; j < n; j++) {
				int totalScore = Integer.parseInt(st.nextToken());
				
				if (totalScore == 0) {
					if (p == 0) {
						max += 1;
					} 
					continue;
				}
				
				if (totalScore == 1) {
					if (p <= 1) {
						max += 1;
					}
					continue;
				}
				
				
				if (totalScore / 3 >= p) {
					max += 1;
				} else if (totalScore / 3 < (p-2)) {
					continue;
				} else {
					int sumOfTwo = totalScore - p;
					
					int rest = sumOfTwo - (p-1);
					if (rest > p-2) {
						max += 1;
						continue;	
					} 
					
					rest = sumOfTwo - (p-2);
					if (rest >= p-2) {
						if (s != 0) {
							max += 1;
							s -= 1;
						}
					} 
				}
			}
			out.write("Case #" + (i+1) + ": " + max + "\n");
			
		}
		out.close();
		
		

		
	}
	
			
}