import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;


public class DancingWithTheGooglers {
	public static void main(String[] args) throws IOException {
		BufferedReader f = new BufferedReader (new FileReader("B-small.in"));
		PrintWriter out = new PrintWriter(new FileWriter("B-small.out"));
		
		int t = Integer.parseInt(f.readLine());
		for (int i = 0; i < t; i++){
			int c = 0;
			StringTokenizer st = new StringTokenizer(f.readLine());
			int n = Integer.parseInt(st.nextToken());
			int[] ti = new int[n];
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			for (int j = 0; j < n; j ++){
				ti[j] = Integer.parseInt(st.nextToken());
				if (ti[j] % 3 == 0){
					if (ti[j] / 3 >= p)
						c++;
					else if (ti[j] / 3 == (p-1) && s > 0 && ti[j] >= 2){
						s--;
						c++;
					}
				}
				else if (ti[j] % 3 == 1){
					if ((ti[j] / 3) + 1 >= p)
						c++;					
				}
				else{
					if (ti[j] / 3 >= p-1)
						c++;
					else if (ti[j] / 3 == (p-2) && s > 0){
						s--;
						c++;
					}
				}
					
				
			}
			out.println("Case #" + (i+1) + ": " + c);
			
			
		}
		out.close();
		System.exit(0);
		
		
		
	}
}

package DancingWithGooglers;

public class Googler implements Comparable {

	/**
	 * @param args
	 */
	private int base;
	private int remainder;
	private int max;
	private int total;
	private boolean mayBeSurprising;
	
	public Googler(int score){
		total = score;
		remainder = score %3 ;
		base = (score - remainder) /3;
		
	}
	
	
	public int getTotal(){
		return total;
	}
	
	public int getMax(boolean canbeSur){
		if(canbeSur){
			if(remainder <= 1){
				if(base !=0){
					return base + 1;
				}
				else{
					return base;
				}
			}
			else{
				return base + 2;
			}
		}
		else{
			if(remainder <= 1){
				return base + remainder;
			}
			else{
				return base+1;
			}
			
		}
	}
	

	@Override
	public int compareTo(Object o) {
		// TODO Auto-generated method stub
		int otherTotal = ((Googler)o).getTotal();
		if(total < otherTotal){
			return -1;
		}
		else if (total == otherTotal){
			return 0;
		}
		else{
			return 1;
		}
		
	}
	
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		
	}

}
