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.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Scanner;

public class Pb2 {
	public static void main(String[] args) {
		try {
			PrintWriter writer = new PrintWriter("B-large.out");
			BufferedReader reader = new BufferedReader(new FileReader("B-large.in"));
			int lines = Integer.parseInt(reader.readLine());
			for(int i = 1; i <= lines; i++) {
				String line = reader.readLine();
				writer.println(processLine(i, line));
				writer.flush();
			}
			reader.close();
			writer.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
	static StringBuffer processLine(int k, String str) {
		StringBuffer out = new StringBuffer("Case #" + k + ": ");
		Scanner scanner = new Scanner(str);
		int n = scanner.nextInt();
		int s = scanner.nextInt();
		int p = scanner.nextInt();
		int cat0 = 0;
		int cat1 = 0;
		int cat2 = 0;
		int cat3 = 0;
		int cat4 = 0;
		int cat29 = 0;
		for(int i = 0; i < n; i++){
			int tmp = scanner.nextInt();
			if(tmp == 0) {
				cat0++;
			} else if(tmp == 1) {
				cat1++;
			} else if(tmp >=29) {
				cat29++;
			} else if(2 <= tmp && tmp < (3*p-4) && p!= 2) {
				cat2++;
			} else if(tmp == (3*p-4) || tmp == (3*p-3)) {
				cat3++;
			} else {
				cat4++;
			}
		}
		int t = cat29 + cat4 + cat3;
		if(p == 0) {
			t = n;
		} else if(p == 1) {
			t = n - cat0;
		} else if(s < cat3) {
			t -= cat3 - s; 
		}
		
		return out.append(t);
	}

}
