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);
        }
    }
}

import java.io.BufferedReader;
import java.io.FileReader;
import java.util.LinkedList;
import java.util.StringTokenizer;


public class GoogleDance {
	
	public static void main(String args[]) throws Exception{
		String line = "";
		BufferedReader br =	new BufferedReader(new FileReader("/Users/ravipalacherla/Documents/workspace/CodeJam/src/input.txt"));
		int T = Integer.parseInt(br.readLine());
		int answer = 0, j =0;
		while((line = br.readLine()) != null) {
			StringTokenizer st = new StringTokenizer(line," ");
			while(st.hasMoreTokens()) {
				int N = Integer.parseInt(st.nextToken());
				int S = Integer.parseInt(st.nextToken());
				int p = Integer.parseInt(st.nextToken());
				int usedS = 0;
				int result = 0;
				//LinkedList<Integer> totalPoints = new LinkedList<Integer>();
				for(int i =0;i<N;i++) {
					//totalPoints.add(Integer.parseInt(st.nextToken()));
					int totalPoint = Integer.parseInt(st.nextToken());
					if(totalPoint < p) {
						continue;
					}
					if(p <= 0) {
						result++;
						continue;
					}
					if(totalPoint >= p+(2*(p-1))) {
						result++;
					} else if ( totalPoint >= p+(2*(p-2)) && totalPoint < p+(2*(p-1)) && usedS < S) {
						usedS++;
						result++;
					}
				}
				j++;
				System.out.println("Case #"+ j +": "+result);
			}
		}
		
	}

}
