/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package IO;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
    
/**
 * 
 * @author dannocz
 */
public class InputReader {
    
    public static Input readFile(String filename){
        try {
              
              /*  Sets up a file reader to read the file passed on the command
          77        line one character at a time */
              FileReader input = new FileReader(filename);
              
              /* Filter FileReader through a Buffered read to read a line at a
                 time */
              BufferedReader bufRead = new BufferedReader(input);
              
              String line;    // String that holds current file line
              int count = 0;  // Line number of count 
              ArrayList<String> cases= new ArrayList<String>();
              
              // Read first line
              line = bufRead.readLine();
              int noTestCases=Integer.parseInt(line);
              count++;
              
              // Read through file one line at time. Print line # and line
              while (count<=noTestCases){
                  //System.out.println("Reading. "+count+": "+line);
                  line = bufRead.readLine();
                  cases.add(line);
                  count++;
              }
              
              bufRead.close();
              
              return new Input(noTestCases,cases);
              
          }catch (ArrayIndexOutOfBoundsException e){
              /* If no file was passed on the command line, this expception is
              generated. A message indicating how to the class should be
              called is displayed */
              e.printStackTrace();        
  
          }catch (IOException e){
              // If another exception is generated, print a stack trace
              e.printStackTrace();
          }
        
        return null;
          
      }// end main
    }

import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Scanner;

public class Solution {

	/**
	 * @param args
	 * @throws Exception 
	 */
	public static void doMain() throws Exception {

		Scanner sc = new Scanner(new FileReader("input.txt"));
		PrintWriter pw = new PrintWriter(new FileWriter("output.txt"));

		int caseCnt = sc.nextInt();
		sc.nextLine();
		for (int caseNum = 0; caseNum < caseCnt; caseNum++) {
			pw.print("Case #" + (caseNum + 1) + ": ");
			//# googlers
			int n = sc.nextInt();
			//# surprising
			int s = sc.nextInt();
			//min score
			int p = sc.nextInt();
			
			ArrayList<Integer> scores = new ArrayList<Integer>(); 
			int res = 0; 
			for (int i = 0; i<n; i++) {
				scores.add(sc.nextInt());
			}
			
			int minNumberP = (p-2);
			if (minNumberP < 0) {
				minNumberP = 0;
			} 
			
			int minNumberNormal = p-1;
			if (minNumberNormal < 0) {
				minNumberNormal = 0;
			}
			
			int minSurprisingNumber = minNumberP*2+p;
			int minNumber = minNumberNormal*2+p;
			int sUsed = 0;
			for (int score : scores) {
				if (score>=minNumber) {
					res++;
				} else if (score>=minSurprisingNumber && sUsed < s) {
					res++;
					sUsed++;
				}
			}
			
			pw.println(res);
//			System.out.println(n+" "+s+" "+p+" ");
			
//			for (int score : scores) {
//				if (score>=minNumber) {
//					res++;
//				}
//			}
//			System.out.println("min score: "+minNumber);
		}


		pw.flush();
		pw.close();
		sc.close();
	}

	public static void main(String[] args) throws Exception {
//		System.out.println((int)'a');
		new Solution().doMain();
	}
}
