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.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;


public class gjam {
	
	public static void main(String[] args)
	{
	
		int TestCases = 0;
		int currentCase = 0;
		
		try
		{
			
		
			FileInputStream fstream = new FileInputStream("B-small-attempt2.in");
			DataInputStream dstream = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(dstream));
			
			String inputStr = br.readLine();
			
			TestCases = Integer.parseInt(inputStr);
			
			while(currentCase != TestCases)
			{
				int N = 0;
				int S = 0;
				int p = 0;
				int[] scores;
				int result = 0;
				
				inputStr = br.readLine();
				
				String[] variableStr = inputStr.split(" ");
				
				N = Integer.parseInt(variableStr[0]);
				
				S = Integer.parseInt(variableStr[1]);
				
				p = Integer.parseInt(variableStr[2]);
				
				String[] scoreStr = new String[N];
				
				for(int i = 3; i < variableStr.length;i++)
				{
					scoreStr[i - 3] = variableStr[i];
				}
				
				scores = new int[N];
				
				for(int i = 0; i < scores.length; i++)
				{
					scores[i] = Integer.parseInt(scoreStr[i]);
				}
				for(int i = 0; i< scores.length; i++)
				{
					int tmp = scores[i];
					
					float d = tmp/3.0f;
					
					if(d == p)
					{
						result++;
					}
					else
					{
						if(d > p)
						{
							int r = 0;
							r += d;
							
							if((r + r + r) == tmp)
							{
								result++;
							}
							else
							if((r + r + (r-1)) == tmp)
							{
								result++;
							}
							else
							if((r + (r-1) + (r-1)) == tmp)
							{
								result++;
							}
							else
							if((r + (r+1)+r)==tmp)
							{
								result++;
							}
							else
							if((r +(r+1) + (r+1))==tmp)
							{
								result++;
							}
							else
							{
								if(S > 0)
								{
									if((r + r + (r-2))==tmp)
									{
										result++;
										S--;
									}
									else
									if((r+(r-2)+(r-2)) == tmp)
									{
										result++;
										S--;
									}
									else
									if((r + (r-1) + (r-2)) == tmp)
									{
										result++;
										S--;
									}
									if((r + (r+2)+r)==tmp)
									{
										result++;
										S--;
									}
									else
									if((r +(r+2) + (r+2))==tmp)
									{
										result++;
										S--;
									}
									else
									if((r + (r+1)+(r+2))==tmp)
									{
										result++;
										S--;
									}
											
								}
							}

						}
						else
						if((p + p + (p-1)) == tmp)
						{
							result++;
						}
						else
						if((p + (p-1) + (p-1)) == tmp)
						{
							result++;
						}
						else
						{
							if((S > 0) && (tmp != 0))
							{
								if((p + p + (p-2))==tmp)
								{
									result++;
									S--;
								}
								else
								if((p+(p-2)+(p-2)) == tmp)
								{
									result++;
									S--;
								}
								else
								if((p + (p-1) + (p-2)) == tmp)
								{
									result++;
									S--;
								}
										
							}
								
						}
								
					}
					
					
				}
				
			
				
				
				System.out.println("Case #" + (currentCase +1) + ": " + result);
				currentCase++;
			}
			
			
		}
		catch(Exception e)
		{
			System.err.println("Err: " + e.getMessage());
		}
		
	}
	
}
