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.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Scanner;

public class QB2012 {

	public static void main(String[] args) throws Exception {
		new QB2012();
	}
	
	static final String filename = "B-small-attempt0";
	int testcases;
	//HashMap<int[], Integer> map;
	
	public QB2012() throws Exception {	
		FileReader ifile = new FileReader(filename+".in");
		Scanner scanner = new Scanner(ifile);
		testcases = Integer.parseInt(scanner.nextLine());
		FileWriter ofile = new FileWriter(filename+".out");
		for (int i = 1; i <= testcases; i++) {
			ofile.write("Case #"+i+": "+solve(scanner.nextLine())+(i != testcases ? "\n" : ""));
		}
		ofile.close();
		System.out.println("Finished");
	}

	private int solve(String line) throws Exception {
		Scanner scanner = new Scanner(line);
		int N = scanner.nextInt();
		int S = scanner.nextInt();
		int p = scanner.nextInt();
		int[] t = new int[N];
		for (int i = 0; i < N; i++)
			t[i] = (scanner.nextInt());
		return solveRec(t, 0, S, p);
	}
	
	private int solveRec(int[] t, int i, int S, int p) {
		if (i == t.length)
			return 0;
		if (S == 0)
			return couldScoreP(t[i], false, p) + solveRec(t, i+1, 0, p);
		else
			return Math.max(couldScoreP(t[i], false, p) + solveRec(t, i+1, S, p), couldScoreP(t[i], true, p) + solveRec(t, i+1, S-1, p));
	}

	private int couldScoreP(int i, boolean suprised, int p) {
		if (i < p)
			return 0;
		int a = (i-p)/2;
		if (a < p-2 || a < p-1 && !suprised)
			return 0;
		return 1;
	}
	
}
