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.util.*;

import static java.lang.Math.*;

public class B {
	public static void main(String[] args){
		
		Scanner in = new Scanner(System.in);
		int T = in.nextInt();	
		for(int a = 1; a <= T;a++){ //caso de prueba
			in.nextLine();
			int N = in.nextInt();
			int S = in.nextInt();
			int pInt = in.nextInt();
			double p = (double) pInt;
			int scores[] = new int[N];
			int scoresaux[] = new int[N];
			int result = 0;						
			for(int b = 0; b < N;b++)
				scoresaux[b] = in.nextInt();
			Arrays.sort(scoresaux);
			for(int b = 0, c=N-1; b < N;b++, c--)
				scores[b] = scoresaux[c];
			for ( int b = 0; b < N;b++ ) 
			{
				double score = (double)scores[b];
				double aux = score/3;
				if(score/3 > (p-1.0) ) //Tiene mayor nota seguro
					result++;
				else 
					if(  score/3 <= 0.0 || score/3 < (p -1.5) ) 
						break;
					else 
						{
						if (S>0) { result++; S--;}
						else break;
						}
			}
			System.out.format("Case #%d: %d\n", a, result);
		}
	}
}
