/*
 * 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.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;


public class DancingWithGooglers {

	public static void main(String[] args) throws FileNotFoundException {
		int cases;
		
		Scanner scan = new Scanner(new File("B.small.in"));
		cases = scan.nextInt();
		
		for (int i = 1; i <= cases; i++) {
			int googlers = scan.nextInt();
			int surprising = scan.nextInt();
			int p = scan.nextInt();
			int totals[] = new int[googlers];
			
			for (int j = 0; j < googlers; j++) {
				totals[j] = scan.nextInt();
			}
			
			int isSurprising = 0;
			int possible = 0;
			
			for (int j = 0; j < googlers; j++) {
				if (p - (totals[j] / 3) <= 0) {
					possible++;
				} else if (p - (totals[j] / 3) == 1) { /* avg = 5, p = 6 */
					if (totals[j] % 3 == 0 && totals[j] > 0) {
						possible++; /* 0 */
						isSurprising++;
					} else if (totals[j] % 3 == 1) {
						possible++;
					} else if (totals[j] % 3 == 2) {
						possible++;
					}
				} else if (p - (totals[j] / 3) == 2) {
					if (totals[j] % 3 == 0) {
						
					} else if (totals[j] % 3 == 1) {
						
					} else if (totals[j] % 3 == 2) {
						possible++;
						isSurprising++;
					}
				}
			}
			
			if (isSurprising > surprising) {
				possible -= isSurprising - surprising;
			}
			
			System.out.println("Case #" + i + ": " + possible);
		}
	}

}
