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.File;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Scanner;


public class Dancing {
	
	public static void main(String[] args) throws IOException {
		File file = new File("c:\\java\\DancingResults.txt");
		File inFile = new File("c:\\java\\");
		file.createNewFile();
		PrintStream out = new PrintStream(file);
		Scanner scanIn = new Scanner(inFile);
		
		int T = 0;
		int n = 0;
		int p = 0;
		int score = 0;
		
		int s = 0;
		int total = 0;
		
		T = scanIn.nextInt();//number of cases
		
		for(int i = 0; i < T; i++, total = 0){
			n = scanIn.nextInt();//Number of dancers in case
			s = scanIn.nextInt();//number of surprising scores
			p = scanIn.nextInt();//score to be obtained
			for(int j = 0; j < n; j++){
				score = scanIn.nextInt();
				
				if(p == 0){
					total++;
					continue;
				}
				
				if(score >= minPossible1(p)){
					total++;
				}
				else if(score >= minPossible2(p) && s>0){
					total++;
					s--;
				}
				
			}//End of n loop
			
			out.println("Case #"+(i+1)+": "+total);
			
		}//End of Case-loop
	}
	
	public static int minPossible1(int pt){
		if((pt*3)-2 <= 0) return 1;
		
		return (pt*3)-2;
	}
	
	public static int minPossible2(int pt){
		if((pt*3)-4 <= 0) return 1;
		
		return (pt*3)-4;
	}

}
