package util.graph;

import java.util.HashSet;
import java.util.PriorityQueue;
import java.util.Set;

public class DynDjikstra {
    public static State FindShortest(Node start, Node target) {
        PriorityQueue<Node> openSet = new PriorityQueue<>();
        Set<Node> closedSet = new HashSet<>();
        openSet.add(start);
        while (!openSet.isEmpty()) {
            Node current = openSet.poll();
            for (Edge edge : current.edges) {
                Node end = edge.target;
                if (closedSet.contains(end)) {
                    continue;
                }
                State newState = edge.travel(current.last);
                //if (end.equals(target)) {
                    //return newState;
                //}
                if (openSet.contains(end)) {
                    if (end.last.compareTo(newState)>0) {
                        end.last = newState;
                    }
                } else {
                    openSet.add(end);
                    end.last = newState;
                }
            }
            closedSet.add(current);
            if (closedSet.contains(target)) {
                return target.last;
            }
        }

        return target.last;
    }
}

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;


public class Dan {
	
	static Scanner sc;
	public static void main(String[] args) throws FileNotFoundException {
		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;
		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);
		}
	}
	static void compute(int[] scores, int num_of_googlers,
			int num_of_surp_tup, int max_best_eval, int case_num) {
		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);
	}

}
