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.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;



/**
 *
 * @author Shubham
 */
public class Dancers {

    public static void main(String a[]) throws IOException
    {
        BufferedReader br =  new BufferedReader(new InputStreamReader(System.in));
        int t = Integer.parseInt(br.readLine());
        for(int i=1;i<=t;i++)
        {
            String line = br.readLine();
            String[] ints = line.split(" ");
            int n = Integer.parseInt(ints[0]);
            int s = Integer.parseInt(ints[1]);
            int l = Integer.parseInt(ints[2]);
            int c=0;
            for(int j=3;j<3+n;j++)
            {
                int sum = Integer.parseInt(ints[j]);
                int r = sum - 3*l;
                if(sum>=l)
                {
                    if(r>=-2)
                    {
                        c++;
                    }
                    else if(r>=-4 && s>0)
                    {
                        c++;
                        s--;
                    }
                }                
            }
            System.out.println("Case #"+i+": "+c);
        }
    }
}
