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);
		
		
		
	}
}

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


class Dance {

	/**
	 * @param args
	 * @throws IOException 
	 * @throws NumberFormatException 
	 */
	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int cases = Integer.parseInt(br.readLine());
		for(int i = 0; i<cases;i++){
			String[] s = br.readLine().split(" ");
			int NumberOfGooglers = Integer.parseInt(s[0]);
			int surprising = Integer.parseInt(s[1]);
			int best = Integer.parseInt(s[2]);
			int count = 0;
			int[] scores = new int[NumberOfGooglers];
			for(int j=0;j<NumberOfGooglers;j++){
				scores[j]=Integer.parseInt(s[j+3]);
			}
			Arrays.sort(scores);
			for(int j=scores.length-1;j>=0;j--){
				int score = scores[j];
				int remaining=0;
				while(score%3!=0){
					score--;
					remaining++;
				}
				int average= score/3;
				int r = remaining;
				if(average>=best){
					count++;
					continue;
				}
				if(remaining>0){
					average++;
					remaining -- ;
				}
				if(average>=best){
					count++;
					continue;
				}
				else if(surprising>0 && (remaining >0 || (r==0&&score>1))){
					average++;
					surprising--;
				}
				if(average>=best)
					count++;
				else 
					break;
			}
			System.out.println("Case #" + (i+1) + ": " + count);
		}
	}

}
