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.*;
import java.util.*;

public class Game {
	public static void main(String[] args) throws IOException {		
		BufferedReader br = new BufferedReader(new FileReader(new File("/Users/atai/Play/Codejam/input.txt")));
		PrintWriter prn = new PrintWriter(new FileWriter("output.txt"));
		
		int numTests = Integer.parseInt(br.readLine().trim());
		for (int i = 0; i < numTests; i++) {
			String[] arg = br.readLine().trim().split(" ");
			int N = Integer.parseInt(arg[0]);
			int S = Integer.parseInt(arg[1]);
			int p = Integer.parseInt(arg[2]);
			
			int min;
			int surMin;
			if (p < 2) {
				min = p;
				surMin = -1;
			} else {
				min = 3*p-4;
				surMin = 3*p-3;
			}
			int pass = 0;
			int count_sur = 0;
			for (int j = 0; j < N; j++) {
				int val = Integer.parseInt(arg[3+j]);
				if (val < min)
					continue;
				else {
					if (val <= surMin)
						count_sur++;
					else
						pass++;
				}
			}
			if (count_sur >= S)
				prn.printf("Case #%d: %d\n", i+1, S+pass);
			else {
				
				prn.printf("Case #%d: %d\n", i+1, count_sur + pass);			
			}
		}
		
		prn.close();
	}
}
