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.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;


public class ProblemB {
	public void write(String m){
		try{
			FileWriter fstream = new FileWriter("out.txt");
			BufferedWriter out = new BufferedWriter(fstream);
			out.write(m);
			out.close();
		}
		catch (Exception e){//Catch exception if any
			System.err.println("Error: in writing" + e.getMessage());
		}
	}
	public static void main(String[] args) {
		ProblemB r = new ProblemB();
		String result = "";
		try{
			FileInputStream fstream = new FileInputStream("input.txt");
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			String strLine = br.readLine();
			int cases = Integer.parseInt(strLine);
			for (int i = 0 ; i < cases ; i++){
				String []m = br.readLine().split(" ");
				int size =0 ;
				int surprise=0;
				int high=0;
				int c = 0;
				int value = 0;
				for (int j = 0 ; j < m.length ; j++){
					if (j == 0)
						size = Integer.parseInt(m[j]);
					else if(j ==1)
						surprise = Integer.parseInt(m[j]);
					else if (j ==2){
						high = Integer.parseInt(m[j]);
						if (high < 2)
							high = high + 0 + 0;
						else
							high = high + (high-2) + (high-2);
					}
					else {
						value = Integer.parseInt(m[j]);
						if (value >= high && value <= 30){
							if (high < 2){
								c++;
							}
							else if(value == high || (value-high) ==1){
								if (surprise > 0){
									surprise--;
									c++;
								}
							}
							else
								c++;
						}
					}
				}
				result += "Case #"+(i+1)+": "+c+"\n";
			}
			
			in.close();
		}
		catch (Exception e){//Catch exception if any
			System.err.println("Error: " + e.getMessage());
	    }
		r.write(result);
	}
}
