/**
 * 
 */
package pandit.codejam;

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Scanner;

/**
 * @author Manu Ram Pandit
 * 
 */
public class DancingWithGooglersUpload {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		FileInputStream fStream = new FileInputStream(
				"input.txt");

		Scanner scanner = new Scanner(new BufferedInputStream(fStream));
		Writer out = new OutputStreamWriter(new FileOutputStream("output.txt"));

		int T = scanner.nextInt();
		int N,S,P,ti;
		int counter = 0;
		for (int count = 1; count <= T; count++) {
			N=scanner.nextInt();
			S = scanner.nextInt();
			counter = 0;
			P = scanner.nextInt();
			for(int i=1;i<=N;i++){
				ti=scanner.nextInt();
				if(ti>=(3*P-2)){
					counter++;
					continue;
				}
				else if(S>0){
					if(P>=2 && ((ti==(3*P-3)) ||(ti==(3*P-4)))) {
					S--;
					counter++;
					continue;
					}
				}
				
			}
			// System.out.println("Case #" + count + ": " + counter);
			out.write("Case #" + count + ": " + counter + "\n");
		}
		fStream.close();
		out.close();

	}

}

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.FileInputStream;
import java.util.Arrays;
import java.util.Scanner;


public class B {

  public static int gao(int s, int p , int[] ss) {
    int p1 = p + Math.max(0,p-1) * 2;
    int p2 = p + Math.max(0,p-2) * 2;
    
    Arrays.sort(ss);
    int ret = 0;
    for (int i = ss.length - 1; i >=0; --i) {
      int n = ss[i];
      if (n >= p1) {
        ret ++;
      } else  if (n >= p2 && s > 0) {
        ret ++;
        s--;
      }
    }
    
    
    return ret;
    
  
  }
  
  public static void main(String[] args) throws Exception {
    
    
    //InputStream in = System.in;
    InputStream in = new FileInputStream("c:\\B-small-attempt0.in");
    
    Scanner scanner = new Scanner(in);
    //BufferedReader r = new BufferedReader(new InputStreamReader(in));
    /*
    for (;;) {
      String l = r.readLine();
      if (l == null) {
        break;
      }
    }
    */
    
    int n;
    n = scanner.nextInt();
    for (int i = 1; i <= n; ++i) {
      int m = scanner.nextInt();
      int s = scanner.nextInt();
      int p = scanner.nextInt();
      int[] ss = new int[m];
      for (int j = 0; j < m; ++j) {
        ss[j] = scanner.nextInt();
      }
      System.out.println("Case #" + i + ": " + gao(s, p, ss));
    }
    
    
    
  }

}
