/*
 * 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
    }

//package com.GoogleCodeJam.y2012.Qualification.DancingWithTheGooglers;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class DancingWithTheGooglers {
	public static void main(String[] args) {
		try {
			BufferedReader in = new BufferedReader(new FileReader(new File("B-large.in")));
			int numCases = Integer.parseInt(in.readLine());
			for (int caseNum = 1; caseNum <= numCases; caseNum++) {
				String[] caseInput = in.readLine().split(" ");
				int numFound = getNumOverBar(caseInput);
				System.out.println("Case #"+ caseNum + ": " + numFound);
			}
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	public static int getNumOverBar(String[] caseInput) {
		int numGooglers = Integer.parseInt(caseInput[0]);
		int surprisingRemaining = Integer.parseInt(caseInput[1]);
		int minThreshhold = Integer.parseInt(caseInput[2]);
		int numFound = 0;
		for (int scoreId = 3; scoreId < (numGooglers + 3); scoreId ++) {
			int givenScore = Integer.parseInt(caseInput[scoreId]);
			int checkedScore = givenScore %3 == 0 ? givenScore : (givenScore + 3 - givenScore %3);
			if (checkedScore/3 >= minThreshhold) {
				numFound ++;
			} else if (givenScore == 0) {
				if (minThreshhold == 0) {
					numFound++;
				}
			} else if (surprisingRemaining > 0) {
				if (givenScore % 3 == 2) {
					if ((givenScore + 4)/3 >= minThreshhold) {
						numFound ++;
						surprisingRemaining --;
					}
				} else if (givenScore % 3 == 0) {
					if ((givenScore+3) / 3 >= minThreshhold) {
						numFound ++;
						surprisingRemaining --;
					}
				}
			}
		}
		return numFound;

	}
}
