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.util.Scanner;


public class Dancing {

	public static void main(String[] args) {

		int t, n, s, p, y;
		int[] ti;
		
		Scanner scan = new Scanner(System.in);
		
		t = scan.nextInt();
		
		for(int i=1; i<=t; i++){
			
			y = 0;
			int surprised = 0;
			
			n = scan.nextInt();
			s = scan.nextInt();
			p = scan.nextInt();
			
			ti = new int[n];
			
			for(int j=0; j<n; j++){
				ti[j] = scan.nextInt();
			}
			
			int limiteInf;
			
			if(p <= 1)
				limiteInf = p;
			else
				limiteInf = p + 2 * (p - 2);
			
			for(int j=0; j<ti.length; j++){
				
				if(limiteInf == 0){
					y++;
				}else if(ti[j] >= (limiteInf + 2)){
					y++;
					//System.out.println("Entrou 1: " + ti[j]);
				}else if(ti[j] >= limiteInf && ti[j] < (limiteInf + 2) && surprised < s){
					y++;
					surprised++;
					//System.out.println("Entrou 2: " + ti[j]);
				}
			}
			
			
			
			System.out.println("Case #" + i + ": " + y);
		}
	}

}
