Bahaaib

 private static int equalizeArray(int[] arr) {
        int[] index = new int[101];
        int[] intrinsicIndex = new int[101];
        int max = 0;

        for (int i = 0; i < arr.length; i++) {
            index[arr[i]]++;
        }
  
        //Select only Non-Zero integers

Bahaaib

static String getStatusOfDoctorOpenedOrClosed(int[] doctorDays, int[] fromHour, int[] toHour) {
        String opened = "Opened: Closes at 8 PM";
        String closed = "Closed: Opens at Mon 4 PM";
        int doctorWeekLength = doctorDays.length;

        //Get Exact day of the week
        Date date = new Date();
        LocalDate localDate = date.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
        int dayOfWeek = localDate.getDayOfWeek().getValue() + 1;

Bahaaib

##Fetch changes from remote repository to local machine

#Reference a remote repository locally under name 'upstream'
- git remote add upstream <link>

#De-reference a remote repository locally under name 'upstream'
- git remote rm upstream

#Fetch the new changes from upstream
- git fetch upstream

Bahaaib

#include <iostream>
#include <bits/stdc++.h>

using namespace std;

char mPlayer = 'x';
int change = 0;
int position;
int pairPosition;
int round_num;

Bahaaib

public class Solution {

    private static int change;
    private static int mIndex;
    private static int mSubIndex;
    private static int round;
    private static boolean isMyTurn;
    private static StringBuilder current, winner;
    private static char player1 = 'x';
    private static char player2 = 'x';

Bahaaib

//import firebase functions modules
const functions = require('firebase-functions');
//import admin module
const admin = require('firebase-admin');
admin.initializeApp(functions.config().firebase);


// Listens for new messages added to messages/:pushId
exports.notificationSender = functions.database.ref('/messages/{pushId}').onWrite((change,context) => {

Bahaaib

#include <iostream>
#include <vector>
#include <deque>

using namespace std;

deque<int> addDeques(deque<int>& num1, deque<int>& num2);

int main()
{

Bahaaib

#include <iostream>
#include <iomanip>

using namespace std;

int gcd(int a, int b);
long double lcm (long a, long b);

int main()
{

Bahaaib

DatabaseReference testRef = mRef.child("test");

        testRef.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {
                for (DataSnapshot db : dataSnapshot.getChildren()){
                    db.child("isAvailable").getRef().setValue(null);
                }
            }

Bahaaib

DatabaseReference testRef = mRef.child("test");

ref.runTransaction(new Transaction.Handler() {
  @Override
  public Transaction.Result doTransaction(MutableData currentData) {
    currentData.child("my new child").setValue(1);
    return Transaction.success(currentData);
  }
  @Override
  public void onComplete(FirebaseError firebaseError, boolean committed, DataSnapshot currentData) {