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.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

public class qualB {
	public static void main(String[] args) {
		String prblm="B"; boolean fl=!true;
		String filein=prblm+"-"+((fl)?"large":"small")+".in.txt";
		String fileout=prblm+"-"+((fl)?"large":"small")+".out.txt";
		try {
			BufferedReader fr= new BufferedReader(new FileReader(filein));
			BufferedWriter fw= new BufferedWriter(new FileWriter(fileout));
			String s=fr.readLine();
			int n=Integer.parseInt(s);
			for (int i = 1; i <= n; i++) {
				s=fr.readLine();
				String[] tok=s.split(" ");
				int N=Integer.parseInt(tok[0]);
				int S=Integer.parseInt(tok[1]);
				int p=Integer.parseInt(tok[2]);
				int ng=0;
				int nag=0;
				for (int j = 3; j < tok.length; j++) {
					int ssc=Integer.parseInt(tok[j]);
					int bsc=(ssc+2)/3;
					if (bsc>=p) ng++;
					else if (bsc==p-1 && ssc%3!=1 && ssc>0) nag++;
				}
				System.out.println((ng+Math.min(S, nag)));
				fw.write("Case #"+i+": "+ (ng+Math.min(S, nag))  +"\n");
			}
			fr.close();
			fw.close();
		} catch (Exception e) {			
			e.printStackTrace();
		}		
	}
}
