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.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;


public class DancingGooglers {

	/**
	 * @param args
	 */
	
	
	public int maxDancer(int N,int S,int p,int score[])
	{
		int maxNo=0;
		int q=p-1;
		int A,B,C;
		for (int i = 0; i < N; i++) {
			int X=score[i];
			
			A=X/3;
			B=(X-A)/2;
			C=X-(A+B);
			//System.out.println("X="+X+"A="+A+"B="+B+"C="+C);
			if(A>=p || B>=p || C>=p)
				maxNo++;
			else
			{
				if(S>0 && X!=0)
				{
					if(A==q)
					{
						if(B==q || C==q)
						{
							maxNo++;
							S--;
						}
					}
					else
					{
						if(B==q && C==q)
						{
							maxNo++;
							S--;
						}
							
					}
				}
			}
				
			
			
		}
		
		
		//System.out.println(maxNo);
		return maxNo;
	}
	
	
	
	
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		DancingGooglers dg=new DancingGooglers();
		
		FileInputStream fis = new FileInputStream("c:/small.txt");
        DataInputStream dis = new DataInputStream(fis);
        BufferedReader br = new BufferedReader(new InputStreamReader(dis));
        
        FileWriter fstream = new FileWriter("c:/out.txt");
        BufferedWriter out = new BufferedWriter(fstream);
               
        
        String str=br.readLine();
        int[] score=new int[100];
        int T=Integer.parseInt(str);
        int maxNo=0;
        int S=0,p=0;
        int caseNo=1;
        int N=0;
        while( (str = br.readLine()) != null && T>0) 
        {
        	if(caseNo>1)
        		out.newLine();
        	
        	String[] line=str.split(" ");
        	
        	N=Integer.parseInt(line[0]);
        	S=Integer.parseInt(line[1]);
        	p=Integer.parseInt(line[2]);
        	
        	
        	for (int i = 3,j=0; i < line.length; i++,j++) {
				
        		score[j]=Integer.parseInt(line[i]);
			}
        	maxNo=dg.maxDancer(N,S, p, score);
        	
        	out.write("Case #"+caseNo+": "+maxNo);
        	

        	caseNo++;
        	T--;
        }
		
        //Close the output stream
        out.close();
		

	}

}
