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);
        }
    }
}

/**
 * Copyright 2012 Christopher Schmitz. All Rights Reserved.
 */

package com.isotopeent.codejam.lib.converters;

import com.isotopeent.codejam.lib.InputConverter;

public class DynamicMultiLineConverter implements InputConverter<Object[]> {

	private static final int MAX_PARAM_COUNT = 10;

	private IntArrayLine paramConverter;
	private InputConverter<?> converter;

	private Object[] input;
	private int lineNumber;

	public DynamicMultiLineConverter(InputConverter<?> lineConverter) {
		this(lineConverter, 0);
	}

	public DynamicMultiLineConverter(InputConverter<?> lineConverter, int paramCount) {
		this.converter = lineConverter;
		if (paramCount > 0) {
			paramConverter = new IntArrayLine(paramCount);
		} else {
			paramConverter = new IntArrayLine(new int[MAX_PARAM_COUNT]);
		}
	}

	@Override
	public boolean readLine(String data) {
		if (lineNumber == 0) {
			paramConverter.readLine(data);
			int[] params = paramConverter.generateObject();
			int count = getCount(params);
			input = new Object[count + 1];
			input[lineNumber++] = params;
		} else {
			if (!converter.readLine(data)) {
				input[lineNumber++] = converter.generateObject();
			}
		}

		if (lineNumber >= input.length){
			lineNumber = 0;
		}
		return lineNumber == 0;
	}

	@Override
	public Object[] generateObject() {
		return input;
	}

	/**
	 * default implementation, just uses first parameter value
	 */
	protected int getCount(int[] parameters) {
		return parameters[0];
	}

}
