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.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;


public class TripletScore {

	public int[] scores;
	
	boolean isSurprising;
	
	public int maxScore;
	
	public TripletScore(int num1, int num2, int num3) {
		this.scores = new int[]{num1, num2, num3};
		Arrays.sort(scores);
		
		if(scores[2] - scores[0] >= 2)
			isSurprising = true;
		
		this.maxScore = scores[2];
	}
	
	@Override
	public boolean equals(Object obj) {
		if(obj instanceof TripletScore) {
			TripletScore other = (TripletScore) obj;
			
			if(other.scores[0] == this.scores[0] && other.scores[1] == this.scores[1] && other.scores[2] == this.scores[2])
				return true;
		}
		
		return false;
	}
	
	@Override
	public String toString() {
		return (scores[0] + " " + scores[1] + " " + scores[2] + " " + this.isSurprising);
	}
	
	@Override
	public int hashCode() {
		return (31 * scores[0]) + (31 * scores[1]) + (31 * scores[2]);
	}
	
	public static List<TripletScore> getTriplet(int score) {
		Set<TripletScore> tripletSet = new HashSet<TripletScore>();
		
		int num2 = getMidNumber(score);
		int num1 = num2 > 0 ? num2 - 1 : num2;
		int num3 = num2 < 10 ? (num2 + 1) : num2;
		
		int[] numbers = new int[]{num1, num2, num3};
		for(int i = 0; i < 3; i++) {
			int number1 = numbers[i];
			for(int j = 0; j < 3; j++) {
				int number2 = numbers[j];
				for(int k = 0; k < 3; k++) {
					int number3 = numbers[k];
					if((number1 + number2 + number3) == score) {
						TripletScore ts = new TripletScore(number1, number2, number3);
						tripletSet.add(ts);
					}
				}
			}
		}
		
		
		return new ArrayList<TripletScore>(tripletSet);
	}
	
	
	public static int getMidNumber(int score) {
		double dScore = score;
		return (int) Math.rint(dScore / 3);
	}
	
	public static void main(String[] args) {
		//System.out.println(27 + " = " + getTriplet(27));
		for(int i = 0; i <= 30; i++) {
			System.out.println(i + " = " + getTriplet(i));
		}
	}
}
