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 ProblemB {
	static Scanner in = new Scanner(System.in);
	
	public static void main(String[] args) throws Exception{
		int lineCount = Integer.valueOf(in.nextLine());
		int[] lines = new int[lineCount];
		
		for(int n = 0; n < lineCount; n++) {
			int N = in.nextInt(), 
				S = in.nextInt(), 
				p = in.nextInt();
			
			int max = 0;
			
			for (int i = 0; i < N; i++) {
				int score= in.nextInt();
				int single = score / 3;
				
				switch (score % 3) {
				case 0:
					if (single >= p) {
						max++;
					} else {
						if (S > 0 && score >= 2 && score <= 28 && single + 1 >= p) {
							max++;
							S--;
						}
					}
					break;
				case 1:
					if (single + 1 >= p) {
						max++;
					}
					break;
				case 2:
					if (single +1 >= p) {
						max++;
					} else {
						if (S > 0 && score >= 2 && score <= 28 && single + 2 >= p) {
							max++;
							S--;
						}
					}
				}
			}
			
			lines[n] = max;
			
			in.nextLine();
		}
		
		for(int i = 1; i <= lineCount; i++) {
			System.out.println("Case #" + i + ": " + lines[i-1]);
		}
	}
}