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;

public class DG {

    public static void main (String[] args) throws Exception
    {

		BufferedReader sr = new BufferedReader(new FileReader("c:\\Projects\\DG.txt"));

		int total = Integer.parseInt(sr.readLine());

        for (int i=0; i<total; i++)
        {
            String[] tokens = sr.readLine().split(" ");
            int N = Integer.parseInt (tokens[0]);
            int S = Integer.parseInt (tokens[1]);
            int p = Integer.parseInt (tokens[2]);

            int[] scores = new int[N];
            for (int j=0; j<N; j++)
                scores[j] = Integer.parseInt (tokens[j+3]);

            solve (i+1, S, p, scores);
        }
    }


    private static void solve (int c, int S, int p, int[] scores)
    {
        int remaining = S;
        int total = 0;
        for (int i=0; i<scores.length; i++)
        {
            int base = scores[i] / 3;
            int add  = scores[i] % 3;

            if (add == 2)
            {
                
                if ((base+1)>=p)
                    total++;
                else
                {
					//it could be a surprising one
                    if ((base+2)>=p &&
                        remaining >0)
                    {
                        total++;
                        remaining--;
                    }
                }
            }
            else
                if (add == 0)
                {
                    if (base >= p)
                        total++;
                    else
                    {
						//it could be surprising as well
                        if ((base+1) >= p &&
                            remaining > 0 &&
                            base > 0)
                        {
                            total++;
                            remaining--;
                        }
                    }
                }
                    else
                    {
                        if ((base+add)>=p)
                            total++;
                    }
        }

        System.out.printf ("Case #%d: %d\n", c, total);
    }
}
