jalakpatoliya

const isValidBST = (root = [5, 1, 4, null, null, 3, 6]) => {
    for (let currentRootIndex = 0; currentRootIndex < root.length; currentRootIndex++) {
        let isValid = true;

        const rootValue = root[currentRootIndex];
        const leftChildIndex = currentRootIndex * 2 + 1;
        const rightChildIndex = currentRootIndex * 2 + 2;
        const leftChildValue = root[leftChildIndex]
        const rightChildValue = root[rightChildIndex]
        // console.log({

jalakpatoliya

// the main app file
import express from "express";
import loadDb from "./loadDb"; // dummy middleware to load db (sets request.db)
import authenticate from "./authentication"; // middleware for doing authentication
import permit from "./permission"; // middleware for checking if user's role is permitted to make request

const app = express(),
      api = express.Router();

// first middleware will setup db connection