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 B {

	public static void main(String[] args) 
	{
		Scanner sc = new Scanner(System.in);
		int T = sc.nextInt();
		for (int i = 0; i < T ; i++)
		{
			int N = sc.nextInt();
			int S = sc.nextInt();
			int P = sc.nextInt();
			int tCounter = 0;
			int tCount = 0;

			for (int j = 0; j < N; j++)
			{
				int num = sc.nextInt();
				if (num >= P * 3 -2 )
				{
					tCount ++;
				} 
				else if ((P * 3)-num > 4)
				{				
					continue;
				}
				else
				{
					if(num == 0 || tCounter == S)
						continue;
					else
					{
						tCount ++;
						tCounter ++;
					}
				}
			}
			System.out.format("Case #%d: %d\n",i+1,tCount);
		}

	}

}
