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.*;

/**
 *
 * @author posv
 */

public class GoogleDance{
	public static void main(String[] args){
		int cs = 0;
		int n,s,p,ln,count,counts,total,temp;
		count = 0; counts = 0; total = 0;
		//List<Integer> scores = new ArrayList<Integer>();
		try{
			File file = new File("lines1.txt");
			BufferedReader reader = new BufferedReader(new FileReader(file));
			String line = null;
			while ((line = reader.readLine()) != null){
				String[] tokens = line.split(" ");
				//System.out.println("Length : #" +tokens.length);
				ln = tokens.length;
				if(cs==0){
					cs++;
					continue;
				} else {
					n = Integer.parseInt(tokens[0]);
					s = Integer.parseInt(tokens[1]);
					p = Integer.parseInt(tokens[2]);
					for(int i=3;i<ln;i++){
						temp = Integer.parseInt(tokens[i]);
						if(temp == 0 && p!= 0){
							continue;
						} else if(temp >= (p*3-2)) {
							count++;
						}else if(temp >= (p*3-4) && temp < (p*3-2)){
							counts++;
						}
					}
					if(counts >= s){
						total = count + s;
					} else{
						total = count + counts;
					}
					System.out.println("Case #" +cs+": " +total);
				}
				cs++;
				count = 0; counts = 0; total = 0;
			}
		} catch(Exception ex){
			ex.printStackTrace();
		}
	}
}
