/*
 * 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.util.Scanner;


public class Scoring {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int numLines = sc.nextInt();
		int lineCount = 1;
		
		while (numLines > 0) {
			int numGoogler = sc.nextInt();
			int numSurprisingScores = sc.nextInt();
			int scoreThreshold = sc.nextInt();
			int result = 0;
//			System.out.println(numGoogler +" "+ numSurprisingScores +" "+ scoreThreshold);
			while (numGoogler > 0) {
				int totalScore = sc.nextInt();
//				System.out.println(totalScore);
				boolean passed = processScore(scoreThreshold, totalScore);
				
				if (passed) {
					result++;
//					System.out.println("here!!!");
				} else if (!passed && numSurprisingScores > 0) {
					int maxPossibleScore = calculateMaxScore(totalScore);
					if (maxPossibleScore >= scoreThreshold) {
						result++;
						numSurprisingScores--;
//						System.out.println("here!");
					}
//					System.out.println("here!!");
				}
				numGoogler--;
			}
			System.out.println("Case #" + lineCount + ": " + result);
			lineCount++;
			numLines--;
		}
	}
	
	private static int calculateMaxScore(int totalScore) {
		int avg = totalScore/3;
		int mod = totalScore%3;
		int max = 0;
		if (totalScore != 0) {
			if (mod <= 1) {
				max = avg+1;
			} else if (mod == 2) {
				max = avg+2;
			}
		}
		return max;
	}

	public static boolean processScore(int scoreThreshold, int totalScore) {
		int avg = totalScore/3;
		int mod = totalScore%3;
//		System.out.println(avg+" "+mod);
		
		if (mod > 0) {
			if (avg+1 >= scoreThreshold) {
				return true;
			}
		} else if (mod == 0) {
			if (avg >= scoreThreshold) {
				return true;
			}
		}
		return false;
	}

}
