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.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.*;

import static java.lang.Math.*; 
import static java.util.Arrays.*;
import static java.lang.Integer.*;
import static java.lang.Character.*;  



public class B {

	Scanner scan;
	InputStream in;
	
	int intLine(){
		return parseInt(scan.nextLine());
	}
	
	long solve(){
		long res=0;
		int n = scan.nextInt();
		int s = scan.nextInt();
		int p = scan.nextInt();
		int[]A = new int[n];
		for(int i=0;i<n;i++)A[i]=scan.nextInt();
		sort(A);
		for(int i=n-1;i>=0;i--){
			
			int x = (A[i]+2)/3;
			if(x>=p)res++;
			else {
				x = (A[i]+4)/3;
				if(x>=p && s>0 && A[i]>0){
					res++;s--;
				}
			}
		}
		
	    return res;
	}
	
	void solveAll(){
		int N = parseInt(scan.nextLine());
		for(int i=0;i<N;i++){
			long r =solve();
			System.out.format("Case #%d: %d\n",i+1,r);
		}
	}
	
	B() throws Exception{
		String cn = B.class.getName();
		String sampleName = cn+"-sample.in";
		String smallName = cn+"-small-attempt0.in";
		String largeName = cn+"-large.in";
		InputStream in = new BufferedInputStream(new FileInputStream(smallName));
		scan = new Scanner(in);
	}
	
	public static void main(String[] args) throws Exception{
	    Locale.setDefault(Locale.US); 
	    new B().solveAll();
	}

}
