import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;


public class DancingWithTheGooglers {
	public static void main(String[] args) throws IOException {
		BufferedReader f = new BufferedReader (new FileReader("B-small.in"));
		PrintWriter out = new PrintWriter(new FileWriter("B-small.out"));
		
		int t = Integer.parseInt(f.readLine());
		for (int i = 0; i < t; i++){
			int c = 0;
			StringTokenizer st = new StringTokenizer(f.readLine());
			int n = Integer.parseInt(st.nextToken());
			int[] ti = new int[n];
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			for (int j = 0; j < n; j ++){
				ti[j] = Integer.parseInt(st.nextToken());
				if (ti[j] % 3 == 0){
					if (ti[j] / 3 >= p)
						c++;
					else if (ti[j] / 3 == (p-1) && s > 0 && ti[j] >= 2){
						s--;
						c++;
					}
				}
				else if (ti[j] % 3 == 1){
					if ((ti[j] / 3) + 1 >= p)
						c++;					
				}
				else{
					if (ti[j] / 3 >= p-1)
						c++;
					else if (ti[j] / 3 == (p-2) && s > 0){
						s--;
						c++;
					}
				}
					
				
			}
			out.println("Case #" + (i+1) + ": " + c);
			
			
		}
		out.close();
		System.exit(0);
		
		
		
	}
}

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();

	}

}
