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.IOException;
import java.util.StringTokenizer;


public class DancingGogglers {
	static class Data{
		int n,surprise,max;
		int score [][];
		
		int getNumberofNonMax(){
			int max = 0;
			for(int i = 0 ; i < score.length; i++){
				if(score[i][1] ==0 && score[i][0] >=2)
					max++;
			}
			return max;
		}
		int getNumberOfMax(){
			int max = 0;
			for(int i = 0 ; i < score.length; i++){
				if(score[i][1] ==1)
					max++;
			}
			return max;
		}
		int getNumberofMaxWithOnlySurprise(){
			int max = 0;
			for(int i = 0 ; i < score.length; i++){
				if(score[i][2] ==1)
					max++;
			}
			return max;
		}
		int getSolution (){
			int initMax = getNumberOfMax();
			if(getNumberofMaxWithOnlySurprise() > surprise){
				return (initMax - (getNumberofMaxWithOnlySurprise() - surprise ));
			}
			if(getNumberofNonMax() >= surprise){
				return getNumberOfMax();
			}
			return initMax;
		}
	}
	
	public static void main(String[] args) {
		Data[] data = getData();
		for(int i = 0 ; i < data.length; i++){
			int index = i+1;
//			System.out.print("Case #" + index + ": " + data[i].n + " "+ data[i].surprise + " "  + data[i].max + " ");
//			for(int score[] : data[i].score){
//				System.out.print(score[0] + " ");
//			}
			System.out.println("Case #" + index + ": " + data[i].getSolution());
		}
			
		
	}

	private static Data[] getData() {
		try {
			String[] input = getInput("B-large.in");
			Data [] data = new Data[input.length];
			
			for(int i = 0 ; i < input.length; i++){
				Data d = new Data();
				StringTokenizer token = new StringTokenizer(input[i], " ");
				d.n = Integer.parseInt((String) token.nextElement());
				d.surprise = Integer.parseInt((String) token.nextElement());
				d.max = Integer.parseInt((String) token.nextElement());
				d.score = new int[d.n][1+1+1];
				for(int j = 0 ; j < d.n; j++){
					d.score[j][0] = Integer.parseInt((String) token.nextElement());
					if(d.score[j][0] < d.max) continue;
					if((d.score[j][0] == 0 && d.max == 0)|| (d.score[j][0] >= (3*d.max -4) && (d.score[j][0]!=0)) ){
						d.score[j][1] = 1;
						if((d.score[j][0] == 3*d.max-4) ||
								(d.score[j][0] == 3*d.max-3)){
							d.score[j][2] =1;
						}
					}
				}
				data[i] = d;
			}
			return data;
		} catch (IOException e) {
			e.printStackTrace();
		}
		return null;
		
	}
	
	static String[] getInput(String fileName) throws IOException {
		BufferedReader reader = new BufferedReader(new FileReader(fileName));
		try {
			String message = reader.readLine();
			int numberOfTestCases = Integer.parseInt(message);
			String[] input = new String[numberOfTestCases];
			for (int i = 0; i < numberOfTestCases; i++) {
				message = reader.readLine();
				input[i] = message;
			}
			return input;
		} finally {
			reader.close();
		}
	}
}
