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.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.util.Scanner;

public class SecondQuestions {
    
	
	private static long getLeastScore(long maxScore, long subtract) {
        return (maxScore - subtract) < 0 ? 0 : (maxScore - subtract);
    }

    public static void main(String[] args) throws Exception {
        try {
            Scanner sc = new Scanner(new File("B-large.in"));
            BufferedWriter bufferedWriter = null;
            bufferedWriter = new BufferedWriter(new FileWriter("output.txt"));
            long totalCases = sc.nextLong();
            for (int i = 1; i <= totalCases; i++) {
                long numContestants = sc.nextLong();
                long numSurprises = sc.nextLong();
                long maxScore = sc.nextLong();
                long minSurpriseTotalScore = maxScore + getLeastScore(maxScore, 2) + getLeastScore(maxScore, 2);
                long minTotalScore = maxScore + getLeastScore(maxScore, 1) + getLeastScore(maxScore, 1);
                long qualifiers = 0;
                for (int j = 0; j < numContestants; j++) {
                    long nextScore = sc.nextLong();
                    if ((nextScore >= minTotalScore)) {
                        qualifiers++;
                    } else if (((nextScore < minTotalScore) && ((nextScore >= minSurpriseTotalScore) && (numSurprises > 0)))) {
                        qualifiers++;
                        numSurprises--;
                    }
                }
                bufferedWriter.append("Case #" + i + ": ");
                bufferedWriter.append(String.valueOf(qualifiers));
                bufferedWriter.append("\n");
            }
            bufferedWriter.flush();
            bufferedWriter.close();
        } catch (Exception e) {
            e.printStackTrace();
        } 
    }

    

}
