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.FileInputStream;
import java.util.*;
import java.math.*;

public class Main {
    
    public static void main(String[] args) throws Exception{
        Scanner scan = new Scanner(System.in);
        //Scanner scan  = new Scanner(new FileInputStream("C:\\Users\\wd\\Desktop\\"));
        char[] map = "yhesocvxduiglbkrztnwjpfmaq".toCharArray();
        int taskCount = scan.nextInt();
        scan.nextLine();
        for (int taskIndex = 1; taskIndex <= taskCount; taskIndex++) {
            int N = scan.nextInt();
            int S = scan.nextInt();
            int p = scan.nextInt();
            int result = 0;
            for (int i = 0; i < N; i++) {
                int val = scan.nextInt();
                if (val < 3 * p - 4) {
                    continue;
                }
                else if (val >= 3 * p - 2) {
                    result++;
                }
                else if (val >= p) {
                    if (S > 0) {
                        result++;
                        S--;
                    }
                }
            }
            System.out.println("Case #" + taskIndex + ": " + result);
        }
    }
}