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;


public class P2 {
	public static void main(String[] args) { 
		Scanner scan = new Scanner(System.in); 
		int t = Integer.parseInt(scan.nextLine());
		for (int i = 0; i < t; i++) { 
			String[] a = scan.nextLine().split(" ");
			int n = Integer.parseInt(a[0]); 
			int s = Integer.parseInt(a[1]); 
			int p = Integer.parseInt(a[2]);
			int count = 0;
			
			int[] scores = new int[a.length-3];
			for (int j = 0; j < scores.length; j++) { 
				scores[j] = Integer.parseInt(a[j + 3]);
			}
			
			for (int j = 0; j < scores.length; j++) { 
				int result = oneApart(scores[j]);
				if (result >= p) { 
					count += 1;
				} else if (scores[j] != 0 && scores[j] % 3 != 1 && result == p - 1 && s > 0) { 
					count += 1;
					s -= 1;
				}
			}
			System.out.println("Case #" + (i+1) + ": " + count);
		}
	}
	
	public static int oneApart(int a) { 
		if (a % 3 == 0) { 
			return a / 3;
		} else if (a % 3 == 1) { 
			return (a-1)/3 + 1; 
		} else if (a % 3  == 2) { 
			return (a-2)/3 + 1;
		}
		return -1;
	}
}
