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;
    }
}


package ru.sidorkevich.google.jam.qualification.b;

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

public class Triplet {

    public static int MAX_DISTANCE = 2;

    private int score1;
    private int score2;
    private int score3;

    public Triplet(int score1, int score2, int score3) {
        this.score1 = score1;
        this.score2 = score2;
        this.score3 = score3;
    }

    public int getScore1() {
        return score1;
    }

    public int getScore2() {
        return score2;
    }

    public int getScore3() {
        return score3;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        Triplet triplet = (Triplet) o;

        Set<Integer> set1 = new HashSet<Integer>();
        set1.add(score1);
        set1.add(score2);
        set1.add(score3);

        Set<Integer> set2 = new HashSet<Integer>();
        set2.add(triplet.score1);
        set2.add(triplet.score2);
        set2.add(triplet.score3);

        return set1.equals(set2);
    }

    @Override
    public int hashCode() {
        int result = score1;
        result = 31 * result + score2;
        result = 31 * result + score3;
        return result;
    }

    @Override
    public String toString() {
        return score1 + " " + score2 + " " + score3;
    }

    public boolean isSurprising() {
        return Math.abs(score1 - score2) == MAX_DISTANCE || Math.abs(score1 - score3) == MAX_DISTANCE ||
                Math.abs(score2 - score3) == MAX_DISTANCE;
    }

    public int bestScore() {
        return Math.max(Math.max(score1, score2), score3);
    }
}
