import java.util.List;


public class Case implements Runnable {

	private int id;
	private String output;

	private int n;
	private int s;
	private int p;
	private List<Integer> g;

	public Case(int id) {
		this.id = id;
	}

	public Case(int id, int n, int s, int p, List<Integer> g) {
		super();
		this.id = id;
		this.n = n;
		this.s = s;
		this.p = p;
		this.g = g;
	}

	public String solve() {
		int res = 0;
		for (int googler : g) {
			int b = googler / 3;
			boolean div = googler % 3 == 0;
			if (b >= p) {
				res++;
				continue;
			}
			if (p == b+1) {
				if (div && s > 0 && b > 0) {
					res++;
					s--;
					continue;
				}
				if (!div) {
					res++;
					continue;
				}
			}
			if (p == b+2) {
				if (3*b+2 == googler && s > 0) {
					res++;
					s--;
				}
			}
		}
		return String.valueOf(res);
	}

	@Override
	public void run() {
		output = solve();
	}

	@Override
	public String toString() {
		return "Case #" + id + ": " + output;
	}

}
import java.io.*;
public class Dancing {
	public static void main(String[] args) {
		try{
			BufferedWriter output = new BufferedWriter(new FileWriter("output.txt"));
			BufferedReader input = new BufferedReader(new FileReader("B-small-attempt2.in"));
			int i = 0;
			int j = Integer.parseInt(input.readLine());
			while(i < j) {
				//get the line
				String line = input.readLine();
				//split into data
				String[] splitLine = line.split(" ");
				//get the useful data out of the line
				int n = Integer.parseInt(splitLine[0]);
				int s = Integer.parseInt(splitLine[1]);
				int p = Integer.parseInt(splitLine[2]);
				int[] scores = new int[n];
				//get out the total score
				for(int foo = 0; foo < n; foo++) {
					scores[foo] = Integer.parseInt(splitLine[foo + 3]);
				}
				//setup the output value
				int caseValue = 0;
				for(int score: scores) {
					//if total score is less then value needed there is no chance
					if(score >= p){
						int average = score / 3;
						//if the average is higher then the scores are then 1 value is definately higher then p
						if (average >= p) {
							caseValue++;
						//if average is 1 less then scores are there is a possibilty of a hit
						} else if(average+1 == p) {
							//if it's scores are not divisible by 3 at least one is higher then average
							if(score % 3 != 0) {
								caseValue++;
							//if the total score is divisible by 3 then only a surprising score can make up difference
							} else {
								if(s>0){
									caseValue++;
									s--;
								}
							}
						//there is also a very specific case when the average is 2 less that you can use a surprising case to make up the difference	
						} else if (average+2 == p && score % 3 == 2 && s >0) {
							caseValue++;
							s--;
						}
					}
				}
				System.out.println();
				output.write("Case #" + (i+1) +": " + caseValue);
				output.newLine();
				i++;
			}
			output.close();
			input.close();
		} catch(Exception e) {System.out.println(e);}
	}
}
