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


public class Dancing {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		// read input file
		File file = new File("B-small-attempt4.in");
		//File file = new File("input.txt");
		BufferedReader br = new BufferedReader(new FileReader(file));
		String ln = "";
		int count = Integer.parseInt(br.readLine());

		// write output file
		File out = new File("outB.txt");
		BufferedWriter bw = new BufferedWriter(new FileWriter(out));
		
		int y = 0;
		for (int i=0; i < count; i++){
			ln = br.readLine();
			y = getY(ln);
			bw.write("Case #" + (i+1) + ": " + y);
			bw.newLine();
		}
		bw.close();
	}
	
	private static int getY(String str) {
		String[] data = str.split(" ");
		int n = Integer.parseInt(data[0]);
		int s = Integer.parseInt(data[1]);
		int p = Integer.parseInt(data[2]);
		int[] t = new int[n];
		for (int i=0; i < n; i++){
			t[i] = Integer.parseInt(data[i+3]);
		}
		int y = 0;
		int base = 0;
		for(int j=0; j < t.length; j++){
			base = t[j] / 3;
			if(base >= p) { y++; }
			else if(base == p-1){
				if(t[j] - (base+p) > base-1 && t[j] > 0){
					y++;
				} else if(s>0 && t[j] - (base+p) > base-2 && t[j] > 0){
					s -= 1;
					y++;
				}
			} else if(base == p-2){
				if(s > 0 && t[j] - (base+p) > base-1 && t[j] > 0){
					s -= 1;
					y++;
				}
			}
		}
		
		return y;
	}

}

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;

public class dancing {
    public static void main(String[] args)
    {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        int T;
        String input;
        try {
            input = reader.readLine();
            T  = Integer.parseInt(input);
            int counter = 1;
            while (T-->0)
            {
                int N,S,P;
                List<Integer> scores = new ArrayList<Integer>();
                Map<Integer,Integer> frequency = new HashMap<Integer,Integer>();
                for(int i=0;i<31;i++)
                {
                    frequency.put(i,0);
                }
                input = reader.readLine();
                String[] in = input.split(" ");
                N = Integer.parseInt(in[0]);
                S= Integer.parseInt(in[1]);
                P=Integer.parseInt(in[2]);
                int count = 3;
                while(count<N+3)
                {
                    int num = Integer.parseInt(in[count]);
                    scores.add(num);
                    frequency.put(num,frequency.get(num)+1);
                    count++;
                }
                int upperbound;
                if(P>=1)
                {
                    upperbound = P+2*(P-1);
                }
                else
                {
                    upperbound = 0;
                }
                int lowerBound;
                if(P>=2)
                {
                    lowerBound = P+2*(P-2);
                }
                else
                {
                        lowerBound =-1;
                }
                int sure = 0;
                List<Integer> possibleScores = new ArrayList<Integer>(frequency.keySet());
                Collections.sort(possibleScores);
                for(int i=upperbound;i<31;i++)
                {
                    sure += frequency.get(i);
                }
                int maxPossibleSurprises=0;
                if(lowerBound != -1)
                {
                    for(int i=lowerBound;i<upperbound;i++)
                    {
                        maxPossibleSurprises += frequency.get(i);
                    }
                }
                int actualNumber = Math.min(maxPossibleSurprises,S);
                int ans = actualNumber +sure;
                System.out.println("Case #"+counter+": "+ans);
                counter++;
            }
        } catch (IOException e) {
            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
        }
    }
}
