import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package b;

import java.util.Arrays;
import java.util.Scanner;

public class B {

	public B() {
		Scanner s = new Scanner (System.in);
		
		int t = s.nextInt();
		
		
		for(int i =0; i < t; i++)
		{
			int n = s.nextInt();
			int ss = s.nextInt();
			int p = s.nextInt();
			
			int[] vals = new int[n];
			
			for(int j = 0; j < n; j ++)
				vals[j]=s.nextInt();
			
			Arrays.sort(vals);
			
			int num=0, numLeft = ss;
			for(int j=vals.length-1; j >=0;j--)
			{
				//System.out.println(vals[j]);
				if(numLeft==0 || vals[j]>=29 || vals[j]<2 || (vals[j]+2)/3>=p)
				{
					//System.out.println("here "+(vals[j]+2)/3);
					if((vals[j]+2)/3>=p)
					{
						num++;
					}
				}
				else
				{
					if((vals[j]+4)/3>=p)
					{
						numLeft--;
						num++;
					}
				}
			}
			
			System.out.println("Case #"+(i+1)+": "+num);
		}
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		new B();

	}

}
