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 QualificationB {

    public static void main(String[] args) {
        try {
            FileReader input = new FileReader(args[0]);
            BufferedReader in = new BufferedReader(input);
            FileWriter output = new FileWriter("QualificationB.out");
            BufferedWriter out = new BufferedWriter(output);
            
            String line;
            int count = 1;
            
            line = in.readLine();
            int cases = Integer.parseInt(line);
            line = in.readLine();
            
            while (line != null && count <= cases) {
                if (count != 1) {
                    out.write("\n");
                }
                
                String outStr = "Case #" + count + ": " + getMaxGooglers(line);
                System.out.println(outStr);
                out.write(outStr);
                
                line = in.readLine();
                count++;
            }
            
            out.close();
            in.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    private static int getMaxGooglers(String line) {
        String[] lineArr = line.split(" ");
        final int N = Integer.parseInt(lineArr[0]);   // Number of Googlers
        final int S = Integer.parseInt(lineArr[1]);   // Number of surprising triplets of scores
        final int p = Integer.parseInt(lineArr[2]);   // Minimum total score
        
        int googlerCount = 0;
        int sCount = 0;
        
        for (int i = 3; i < lineArr.length && i <= N + 3; i++) {
            int score = Integer.parseInt(lineArr[i]);
            
            if (((score + 2) / 3) >= p) {
                googlerCount++;
            } else if (((score + 4) / 3) >= p && sCount < S && p > 1) {
                googlerCount++;
                sCount++;
            }
        }
        
        return googlerCount;
    }

}
