import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package be.mokarea.gcj.common;

import java.io.FileWriter;
import java.io.PrintWriter;
import java.io.Writer;


public abstract class GoogleCodeJamBase<T extends TestCase> {
	protected abstract Transformation<T> createTransformation(TestCaseReader<T> testCaseReader, PrintWriter outputWriter) throws Exception;
	protected abstract String getOutputFileName() throws Exception;
	protected abstract TestCaseReader<T> getTestCaseReader() throws Exception;
	
	public void execute() {
		try {
			PrintWriter outputWriter = null;
			try {
				outputWriter = new PrintWriter(new FileWriter(getOutputFileName()));
				Transformation<T> transformation = createTransformation(getTestCaseReader(),outputWriter);
				transformation.transformAll();
				outputWriter.flush();
			} finally {
				closeQuietly(outputWriter);
			}
		} catch (Throwable t) {
			t.printStackTrace();
		}
	}
	
	private void closeQuietly(Writer outputWriter) {
		if (outputWriter != null) {
			try {
				outputWriter.close();
			} catch (Throwable t) {
				t.printStackTrace();
			}
		}
	}
}
