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.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Scanner;


public class Dan {
	
	static Scanner sc;
	static Writer out;
	public static void main(String[] args) throws IOException {
		sc=new Scanner(new File("input.txt"));
		int num_of_cases=sc.nextInt();
		int num_of_googlers;
		int num_of_surp_tup;
		int max_best_eval;
		int []scores;
		out = new OutputStreamWriter(new FileOutputStream("out.txt"));
		for (int i = 1; i <= num_of_cases; i++) {
			num_of_googlers=sc.nextInt();
			num_of_surp_tup=sc.nextInt();
			max_best_eval=sc.nextInt();
			scores=new int[num_of_googlers];
			for (int k = 0; k < scores.length; k++) {
				scores[k]=sc.nextInt();
			}
			compute(scores,num_of_googlers,num_of_surp_tup,max_best_eval,i);
		}
		
		out.close();
		//System.out.println("Done");
	}
	static void compute(int[] scores, int num_of_googlers,
			int num_of_surp_tup, int max_best_eval, int case_num) throws IOException {
		int winners=0;
		for (int i = 0; i < scores.length; i++) {
			if((scores[i] >= max_best_eval*3-2)){//&&(max_best_eval*3-2 >0)){
				winners++;
			}
			else if(num_of_surp_tup>0){
				if((scores[i] >= max_best_eval*3-4)&&(max_best_eval!=1)){//(scores[i] > 0)){
					num_of_surp_tup--;
					winners++;
				}
			}
		}
		//System.out.println("Case #"+case_num+": "+winners);
		out.append("Case #"+case_num+": "+winners+"\n");
	}

}
