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.InputStreamReader;
import java.util.LinkedList;


public class Dancers {

	static LinkedList<Integer> scores;
	static int googlers = 0;
	static int surprising = 0;
	static int p;
	
	
	public static void main(String[] args) {
		String text = "";
		int tests = 0;
		int test_index=0;
		int result;
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		try{
			tests = Integer.parseInt(br.readLine());		
			while ((text = br.readLine()) != null && test_index < tests){							
				test_index++;
				String[] testcase = text.split(" ");
				googlers = Integer.parseInt(testcase[0]);
				surprising = Integer.parseInt(testcase[1]);
				p = Integer.parseInt(testcase[2]);
				int i = 3;
				scores = new LinkedList<Integer>();
				while(i<testcase.length){
					scores.add(Integer.parseInt(testcase[i]));
					i++;
				}
				result = calc();
				System.out.println("Case #" + test_index + ": " + result);
			}
		} catch (Exception e) {e.printStackTrace();}				
	}

	private static int calc() {
		int result = 0;
		for(int x : scores){
			
			if(p == 0) { result = scores.size(); break; }
			
			if(x == 0 && p == 0) { result++; continue; }
			if(x == 0 && p != 0) { continue; }
				
			int surpriseLimit = Math.max(p+(p-2)+(p-2),0);
			int okLimit = Math.max(p+(p-1)+(p-1),0);
			if(x >= okLimit) { result++; }			
			if(x >= surpriseLimit && x < okLimit && surprising > 0){
				surprising--;
				result++;
			}			
			
		}
		return result;
	}
	
}
