import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.StringTokenizer;



public class Main {

	/**
	 * @param args
	 * @throws IOException 
	 * @throws NumberFormatException 
	 */
	public static void main(String[] args) throws NumberFormatException, IOException {
		//BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
		//BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("c:\\input_B.txt")));
		BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("c:\\input_B_Large.txt")));
		int cases = Integer.parseInt(reader.readLine());
		for(int i=0; i<cases; i++){
			
			String inputString = reader.readLine();		
			StringTokenizer st = new StringTokenizer(inputString);			
			
			int numOfGooglers = Integer.parseInt(st.nextToken());
			int numOfSurprised = Integer.parseInt(st.nextToken());
			int threshold = Integer.parseInt(st.nextToken());
			
			ArrayList<Integer> total_points_list = new ArrayList<Integer>();
			for(int j=0; j<numOfGooglers; j++){
				total_points_list.add(Integer.parseInt(st.nextToken()));				
			}
			
			Collections.sort(total_points_list);
			Collections.reverse(total_points_list);
			//System.out.println(total_points_list);
			
			int numOfPassed = 0;
			
			outloop:
			for (Integer total_points : total_points_list) {
				int avg = total_points / 3;
				int remainder = total_points % 3;
				
				if(avg >= threshold) {
					++numOfPassed;
					continue;
				}
				
				switch(remainder) {
				case 0:
					if( (threshold - avg) == 1 && numOfSurprised > 0 && avg > 0) {						
						--numOfSurprised;	
						++numOfPassed;
					}
					break;
				case 1:
					if( (threshold - avg) == 1)
						++numOfPassed;
					break;
				case 2:
					if( (threshold - avg) == 1)
						++numOfPassed;
					
					if( (threshold - avg) == 2 && numOfSurprised > 0) {						
						--numOfSurprised;	
						++numOfPassed;
					}					
					break;
				}
			}
			
			System.out.println("Case #"+(i+1)+": "+numOfPassed);

			
		}

	}

}
