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.Scanner;


public class dance {
	public static void main(String... args){
		Scanner in = new Scanner(System.in);
		
		int cases = in.nextInt();
		int[] counts = new int[cases];
		for(int i = 0;i<cases;i++){
			int n = in.nextInt();
			int s = in.nextInt();
			int p = in.nextInt();
			int sUsed = 0; // special cases used
			
			int[] nums = new int[n];
			int[][] scores = new int[n][3];
			for(int k=0;k<n;k++){
				nums[k] = in.nextInt();
				int mod = nums[k] % 3;
				int div = nums[k] /3;
				if (mod == 2 && sUsed < s && div + 2 == p){
					scores[k][0] = div + 2;
					scores[k][1] = div;
					scores[k][2] = div;
					sUsed +=1;
				} else if(mod == 0 && div + 1 == p && sUsed <s && div > 0){
					scores[k][0] = div+ 1;
					scores[k][1] = div;
					scores[k][2] = div-1;
					sUsed += 1;
				}else if (mod == 2){
					scores[k][0] = div + 1;
					scores[k][1] = div + 1;
					scores[k][2] = div;
				} else {
					scores[k][0] = div + mod;
					scores[k][1] = div;
					scores[k][2] = div;
				}
			}
			//count 
			int count = 0;
			for(int k = 0;k<n;k++){
				if(scores[k][0] >= p){
					count++;
				}
			}
			counts[i] = count;
			
		}
		for(int i = 0;i<cases;i++){
			System.out.printf("Case #%d: %d\n",i+1,counts[i]);
		}
		
	}
}
