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.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Arrays;


public class Dancing {
	public static void main(String...args) throws IOException  {
		//the result file
		PrintWriter writer = new PrintWriter(new FileWriter("c:\\jam\\B-large.out"));
		//reading input file the file
		BufferedReader reader = new BufferedReader(new FileReader("c:\\jam\\B-large.in"));
		//Reading cases number
		int count = Integer.parseInt(reader.readLine());
		//Iterating over the cases
		for(int k=1;k<count+1;k++){
			String g = reader.readLine();
			String[] tab = g.split("\\s");
			int numberOfG = Integer.parseInt(tab[0]);
			int surprisingT = Integer.parseInt(tab[1]);
			int bestRes = Integer.parseInt(tab[2]);
			int res = 0;
			int value1 = 3*bestRes - 4;//maybe surprising
			int value2 = 3*bestRes - 3;//maybe surprising
			int value3 = 3*bestRes - 2;//maybe surprising
			int numberS = 0;
			String[] array = Arrays.copyOfRange(tab, 3, tab.length);
			Arrays.sort(array);
			for(int i=0;i<numberOfG;i++){
				int score = Integer.parseInt(array[i]);
				if(bestRes==0){
					res++;
					continue;
				} else if(score == 0){
					continue;
				}
				if(numberS < surprisingT){
					if((score == value1 || score == value2 || score == value3)){
						res++;
						numberS++;
					} else if(score > value3){
						res++;
					}
				} else if(numberS >= surprisingT){
					if(score > value2){
						res++;
					}
				}
			}
			writer.println("Case #" + k + ": " + res);
		}
		
			reader.close();
			writer.close();
	}
}
