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.util.Scanner;


public class GoogleDance {

    public static void main(String[] args) {
        File inputFile = new File("input.txt");        
        Scanner s;

        try {
            s = new Scanner(inputFile);
            int lineCount = s.nextInt();
            s.nextLine();
            
            int googlers, surprising, target, max;
            int score;
            
            for(int i = 1; i <= lineCount; i++) {
                max = 0;
                googlers = s.nextInt();
                surprising = s.nextInt();
                target = s.nextInt();
                
                for(int j = 0; j < googlers; j++) {
                    score = s.nextInt();
                    
                    if(score == 0 && target == 0) max++;
                    else if(score <= target) continue;
                    else if(score / 3 >= target) max++;
                    else {
                        score -= target;
                        if(score/2 >= target)
                            max++;
                        else if(Math.abs(score/2 - target) < 2)
                            max++;
                        else if(surprising > 0 && Math.abs(score/2 - target) < 3) {
                            max++;
                            surprising--;
                        }
                    }
                }
                
                System.out.println("Case #"+i+": "+max);
            }
            
            s.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
    }
}
