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.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class CJ_2012_Q_B {
	
	public static void main(String[] args) throws IOException {
		Scanner in = new Scanner(new File("cj_files/in"));
		FileWriter w = new FileWriter(new File("cj_files/out"));
		
		int cases = in.nextInt();
		int numDancers, numSurprises, p, cSurprises, cRegular, score;
		for(int i = 1; i <= cases; i++) {
			numDancers = in.nextInt();
			numSurprises = in.nextInt();
			p = in.nextInt();
			cRegular = 0;
			cSurprises = 0;
			
			for(int j = 0; j < numDancers; j++) {
				score = in.nextInt();
				score -= p;
				if(score < 0) {
					continue;
				}
				
				score /= 2;
				if(p - score <= 1) {
					cRegular++;
				} else if (p - score == 2) {
					cSurprises++;
				}
			}
			
			w.append(String.format("Case #%d: %d\n", i, (cRegular + Math.min(cSurprises, numSurprises))));
		}
		
		w.close();
	}
}
