/**
 * Created by IntelliJ IDEA.
 * User: Administrator
 * Date: 3/3/12
 * Time: 11:00 AM
 * To change this template use File | Settings | File Templates.
 */

import SRMLib.MathLibrary;
import SRMLib.TestSRMLib;
import com.sun.org.apache.bcel.internal.generic.F2D;

import java.io.*;
import java.util.*;
import java.util.zip.Inflater;

public class SRM {
    public static void main(String[] args) throws IOException {
        //TestSRMLib.run();
        codeJam1.main();

        return;
    }
}
class codeJam1 {
    public static void main() throws IOException {
        String inputPath = "E:\\input.txt";
        String outputPath = "E:\\output.txt";
        BufferedReader input = new BufferedReader(new FileReader(inputPath));
        BufferedWriter output = new BufferedWriter(new FileWriter(outputPath));

        String line;
        line = input.readLine();
        int T = Integer.parseInt(line);
        for (int i = 1; i <= T; ++i) {
            line = input.readLine();
            String[] words = line.split(" ");
            int N = Integer.parseInt(words[0]);
            int S = Integer.parseInt(words[1]);
            int p = Integer.parseInt(words[2]);
            int n = 0;
            int res = 0;

            for (int j = 3; j < words.length; ++j) {
                if (p == 0) {
                    res++;
                    continue;
                }

                int t = Integer.parseInt(words[j]);
                if (p == 1) {
                    if (t > 0)
                        res++;
                    continue;
                }
                if (t >= 3 * p - 2)
                    res++;
                else if (t >= 3 * p - 4)
                    n++;
            }

            res += Math.min(n, S);
            output.write("Case #" + i + ": " + res);
            output.newLine();
        }

        input.close();
        output.close();
    }
}

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;


public class Problem2 {
	BufferedReader br ;
	PrintWriter pw;

	public static void main (String [] args) throws IOException{
		new Problem2().startProcessing();
	}
	public void startProcessing () throws IOException {
		br = new BufferedReader(new InputStreamReader(new FileInputStream(new File("/tmp/codejam/A-small-practice.in"))));
		pw = new PrintWriter(new File("/home/peeyushk/tmp/output.ou"));
		startReading();
		pw.flush();
		pw.close();
		br.close();

	}

	void startReading() throws IOException {
		int numTestCase=0;
		int numPeople=0;
		int specialCases=0;
		int p=0;
		String numTestCaseLine = br.readLine().trim();
		numTestCase = Integer.parseInt(numTestCaseLine.trim());

		for( int i=0; i<numTestCase; i++) {
			int result=0;
			int specialCasesUsed=0;
			String testCaseLine = br.readLine().trim();
			String testCaseLineArray[] = testCaseLine.split(" ");

			numPeople = Integer.parseInt(testCaseLineArray[0].trim());
			specialCases = Integer.parseInt(testCaseLineArray[1].trim());
			p = Integer.parseInt(testCaseLineArray[2].trim());

			int lowerLimit= ((p-1)*3);

			for (int j=0;j<numPeople;j++) {
				int t = Integer.parseInt(testCaseLineArray[j+3].trim());
				if (p<=0) {
					result++;
				} else if (p==1) {
					if (t>=1) {
						result++;
					}
				} else if (p>1 ) {
					if ( t>lowerLimit ) {
						result++;
					} else if (t == lowerLimit || t==lowerLimit-1) {
						if (specialCasesUsed<specialCases) {
							result++;
							specialCasesUsed++;
						}
					}
				}
			}
			pw.println("Case #"+(i+1)+": "+result);
		}
	}
}