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.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.Collections;
import java.util.Scanner;

import javax.swing.JFileChooser;


public class DancingWithTheGooglers {

	
	public static void main(String[] args) {
		JFileChooser chooser = new JFileChooser();
		int state = chooser.showOpenDialog(null);
		
		if(state == 0) {
			File file = chooser.getSelectedFile();
			
			try {
				FileInputStream fInputStream = new FileInputStream(file);
				DataInputStream dInputStream = new DataInputStream(fInputStream);
				BufferedReader br = new BufferedReader(new InputStreamReader(dInputStream));
				
				PrintWriter out = new PrintWriter(new FileWriter("output"));
				
				String str = br.readLine();
				int count = 1;
				
				while((str = br.readLine()) != null) {
					out.print("Case #" + count + ": ");
					
					Scanner scan = new Scanner(str);
					
					int numOfGooglers = scan.nextInt();
					int numOfSurprising = scan.nextInt();
					int atLeast = scan.nextInt();
					
					int answer = 0;
					
					Integer[] totalPoints = new Integer[numOfGooglers];
					
					for(int i=0; i<numOfGooglers; i++) {
						totalPoints[i] = scan.nextInt();
					}
					
					Arrays.sort(totalPoints, Collections.reverseOrder());
					
					for(int i=0; i<numOfGooglers; i++) {
						int base = totalPoints[i] / 3;
						int extra = totalPoints[i] % 3;
						
						if(base >= atLeast) {
							answer++;
							continue;
						} else {
							if(extra > 0) {
								if(base+1 >= atLeast) {
									answer++;
									continue;
								}
							}
						}
						
						if(numOfSurprising > 0) {
							if(base == 0) {
								continue;
							}
							
							if(extra == 2) {
								if(base+2 >= atLeast) {
									answer++;
									numOfSurprising--;
									continue;
								}
							} else if(extra == 1) {
								
							} else if(extra == 0) {
								if(base+1 >= atLeast) {
									answer++;
									numOfSurprising--;
									continue;
								}
							}
						}
					}
					
					count++;
					out.println(answer);
				}
				
				out.close();
				dInputStream.close();
			} catch (FileNotFoundException e) {
				e.printStackTrace();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

	}

}
