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.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class dancing {

	static int max(int a){
		if (a % 3 == 0)
		   return a/3;
		return a/3 + 1;
	}
	static int maxs(int a){
		if (a > 1 && a % 3 != 1)
		   return max(a)+1;
		else return max(a);
	}
	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		FileInputStream file = new FileInputStream(args[0]);
        //DataInputStream in = new DataInputStream(file);
        Scanner ins = new Scanner(file);
        BufferedWriter out = new BufferedWriter(new FileWriter(args[1]));
        int n = ins.nextInt();     
        for (int i = 0; i < n; i++){
        	int answ = 0;
        	int t,s,p;
        	t = ins.nextInt(); s = ins.nextInt(); p = ins.nextInt();
        	for (int j = 0; j < t; j++){
        		int tmp = ins.nextInt();
        		if(max(tmp) >= p){
        			answ++; 
        		}else if(maxs(tmp) >= p && s > 0){
        			s--; answ++;
        		}
            }
        	out.write("Case #"+ (i+1) +": "+answ);
        	out.newLine();
        }
        ins.close();
        out.close();
        file.close();
        
	}

}
