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.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class DancingWithGoogler {

	private static FileReader freader;
	private static BufferedReader buffreader;
	private static FileWriter fwriter;
	private static BufferedWriter buffwriter;
	
	
	public static void main(String[] args) throws IOException {
		
		freader = new FileReader("B-small-attempt0.in");
		buffreader = new BufferedReader(freader);
		fwriter= new FileWriter("result.txt");
		buffwriter = new BufferedWriter(fwriter);
		String str = null;
		int linenum = 0;
		int i=1;
		while((str=buffreader.readLine())!=null){
			if(i==1)
				linenum=Integer.parseInt(str);
			else{
				int arrSize = Integer.parseInt(str.split(" ")[0]);
				int num = Integer.parseInt(str.split(" ")[1]);
				int p = Integer.parseInt(str.split(" ")[2]);
				int[] scores = new int[arrSize];
				for(int j=0; j<arrSize; j++){
					scores[j]= Integer.parseInt(str.split(" ")[j+3]);
				}
				int count = getMostNum(p,num,scores);
				String finalStr = "Case #"+Integer.toString(i-1)+": "+Integer.toString(count)+"\n";
				buffwriter.write(finalStr);
			}
			i++;
			
		}
		
		/*int num = 1;
		int p = 1;
		int[] scores = {8, 0};*/
		//System.out.println(getMostNum(p,num,scores));
		
		buffwriter.close();
		fwriter.close();
		buffreader.close();
		freader.close();

	}
	
	public static int getMostNum(int p, int num, int[] scores){
		if(p==0)
			return scores.length;
		else if(p==1){
			int val1 = 1;
			int count = 0;
			for(int i=0; i<scores.length; i++){
				if(scores[i]>=val1){
					count++;
				}
			}
			//System.out.println(num);
			return count;
		}
		else{
			int count=0;
			int val1 = 3*p-2;
			int val2 = 3*p-4;
			for(int i=0; i<scores.length; i++){
				if(scores[i]>=val1){
					count++;
				}
				else if(scores[i]<val1 && scores[i]>=val2){
					if(num>0){
						count++;
						num--;
					}
				}
			}
			return count;
		}
		
	}

}
