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 fixjava;

import java.util.ArrayList;
import java.util.HashMap;

/**
 * Get the index of the given key if this key has been assigned an index before, and if not, allocate a new index for it by
 * incrementing a counter that starts at zero, and return the new index.
 */
public class UniqueIndexAllocator<T> {

	private HashMap<T, Integer> map = new HashMap<T, Integer>();
	private ArrayList<T> orderedKeys = new ArrayList<T>();

	public UniqueIndexAllocator() {
	}

	/** Allocate unique indices for each item in the given collection. Read back the indices using the other methods. */
	public UniqueIndexAllocator(Iterable<T> collection) {
		for (T it : collection)
			getOrAllocateIndex(it);
	}

	/** Get the assigned index for a key, or assign it a new unique index if this key has not previously been assigned an index */
	public int getOrAllocateIndex(T key) {
		Integer currIdx = map.get(key);
		if (currIdx == null) {
			map.put(key, currIdx = orderedKeys.size());
			orderedKeys.add(key);
		}
		return currIdx;
	}

	/** Get all the keys as a list in their index order */
	public ArrayList<T> getOrderedKeys() {
		return orderedKeys;
	}

	/** Get all the keys as an array in their index order */
	@SuppressWarnings("unchecked")
	public T[] getOrderedKeysAsArray() {
		return (T[]) orderedKeys.toArray();
	}

	/** Get the mapping from key to index */
	public HashMap<T, Integer> getKeyToIndexMap() {
		return map;
	}

	/** Return the number of allocated indices, i.e. the number of unique keys */
	public int numIndices() {
		return orderedKeys.size();
	}
}
