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.awt.geom.*;
import java.io.*;
import java.math.*;
import java.util.*;
import java.util.regex.*;
import static java.lang.Math.*;
import static java.lang.System.*;
public class B_large {

    public B_large() throws Exception {
        int caseCount = in.nextInt();
        for (int caseNum=1;caseNum<=caseCount;caseNum++) {
            out.printf("Case #%d: ", caseNum);

            int n = in.nextInt();
            int s = in.nextInt();
            int p = in.nextInt();

            int ans = 0;
            int reserv = 0;
            for (int i=0; i<n; i++) {
                int c = in.nextInt();
                if (c>=3*p-2) ans++;
                else if (c>=3*p-4&&p-2>=0) reserv++;
            }

            out.println(ans+min(s, reserv));
        }
    }

    // {{{
    Scanner in = new Scanner(System.in);
    public static void main(String[] args) throws Exception {
        new B_large();
    }
    public static void debug(Object... arr) {
        System.err.println(Arrays.deepToString(arr));
    } 
    // }}}
}
