import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.util.Scanner;
import java.io.File;
import java.io.PrintWriter;

public class B {

	
	public static void main(String args[]){
		
		try{
		File ifile = new File(args[0]);
		File ofile = new File(args[1]);

		Scanner in = new Scanner(ifile);
		PrintWriter out = new PrintWriter(ofile);
		
		int T = in.nextInt();
	
		for(int ti=0;ti<T;ti++){
			int N = in.nextInt();//no-of-googlers
			int S = in.nextInt();//no-of-surprising cases
			int p= in.nextInt(); //best
			int res=0;
			for(int ni=0; ni<N; ni++){
			
				int total = in.nextInt();
				if( (total+2) >= (p*3)) res++;
				else if( ((total+4) >= (p*3)) && S>0 && total!=0) {res++;S--;}
			}
			
			out.format("Case #%d: %d\n", ti+1, res);
						//out.println("Case #" + (i+1) + ": " + t);

		}
		out.flush();
		in.close();
		out.close();	
		}catch(Exception e){e.printStackTrace();}
	}
}
