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Articles by Nikitasha Shrivastava
Page 6 of 17
What is the best way to search for an item in a sorted list in JavaScript?
In the given problem statement we are asked to find the best way to search for an element in a sorted list with the help of javascript functionalities. As we talk about sorting any list or array the binary search algorithm is the best way in data structures. What is binary search in a sorted list in JavaScript ? Let's understand the working of a list in JavaScript. A list is an object that stores multiple elements. In programming, a list is a collection of similar data elements under one roof. Since a list is also an object, it has ...
Read MoreMerging subarrays in JavaScript
This problem says to merge the subarrays with the help of javascript concepts. We will use email data in this issue. Additionally, we will combine emails from people with the same name. Understanding the problem For solving any given statement we need to first understand the problem in depth. This problem will be broken down into subproblems. So it will be easy to solve this problem. Consider any important procedures or stages that must be followed in order to solve the issue. To solve this problem, we must organize the email addresses according to their matching names. This can ...
Read MoreUsing BigInt to calculate long factorials in JavaScript
In the given problem statement we are asked to find out long factorials of a Bigint value with the help of javascript functionalities. BigInt is a data type in javascript, which is used to calculate the factorial of a large number. What is the BigInt data type in JavaScript ? Let's understand the working of a BigInt data type in JavaScript. In Javascript, there are so many data types available to define the data, one of them is BigInt. BigInt is a built−in data type in Javascript which represents integers of large size. It was introduced in ECMAScript 2020. It ...
Read MoreSorting an array including the elements present in the subarrays in JavaScript
In the given problem statement we are asked to sort an array including the elements present in the subarrays with the help of javascript functionalities. As we talk about sorting any list or array the sort() and flat method is useful. What are sort(), flat() and isArray() methods in JavaScript ? Let's understand the working of sort, flat and isArray methods in JavaScript. The sort() method is basically used to sort the elements of an array and returns the sorted array. The items are sorted in dictionary order by default. But we can provide a function as an argument to ...
Read MoreHow to implement backtracking for a climbing stairs practice in JavaScript?
In the given problem statement we are asked to implement backtracking for a climbing stairs practice with the help of javascript functionalities. In the data structures backtracking is popularly known to explore all the possible solutions. We can solve this problem with the help of a backtracking algorithm. What is the Backtracking Technique ? Let's understand the working of a Backtracking technique. Backtracking is a well known algorithm technique, which is basically used to solve the problem statements that include searching for all possible solutions. It is based on a depth−first strategy and it is used in combination with a ...
Read MoreGroup matching element in array in JavaScript
In the given problem statement we are asked to make a group matching element in an array with the help of javascript functionalities. As we talk about grouping elements of an array we usually use the reduce method. What is the reduce() function in JavaScript ? Let's understand the working of a reduce function in JavaScript. In javascript, the built−in method reduce() is used to iterate on all the elements of an array. This method accumulates an item based on every element of the array, which basically takes two arguments. First argument is an accumulator and the second value is ...
Read MoreGet value for key from nested JSON object in JavaScript
In the given problem statement we are asked to get value for key from nested JSON object with the help of javascript functionalities. In Javascript we can solve and access the json data object with the help of dot notation or bracket notation. Before starting coding for the given problem, let's understand what exactly is the JSON object: What is JSON and nested JSON objects? JSON’s full form is Javascript Object Notation. It is a standard text based format to show the structured data. It is basically used to transmit data in web applications, which means we can send ...
Read MoreFibonacci like sequence in JavaScript
In the given problem statement we are asked to create a fibonacci like sequence with the help of javascript functionalities. In the Javascript we can solve this problem with the help of recursion or using a for loop. What is the Fibonacci Sequence ? Let's understand the working of a Fibonacci sequence in JavaScript. As we know that Fibonacci sequence is a sequence of numbers in which every number is the sum of the two forgoing numbers. The series starts from 0 and 1. The next number in the series is 1 (0 + 1), followed by 2 (1 ...
Read MoreDetermining whether numbers form additive sequence in JavaScript
This problem says to determine if the given numbers in the array are in the form of additive sequence or not. We will check, If any two adjacent numbers in a sequence add up to the next number in the sequence, we can confirm this using a straightforward procedure. Understanding the problem To understand the above mentioned problem we need to first understand the problem in depth. If the question is broken down into subproblems, it will be easy to solve it. Consider any important procedures or stages that must be followed in order to solve the issue. So first ...
Read MoreConvert number to characters in JavaScript
In the given problem statement we are asked to convert numbers to characters with the help of javascript functionalities. In Javascript we have some built−in functions to convert a number to its corresponding characters and also with user defined functions we can convert it. Logic for The Above Problem As we know that every programming language defines its own function to perform certain operations. So Javascript has a built−in method to convert a number into its corresponding character. These function names are 'fromCharCode' and 'charCodeAt'. With these functions we need to pass the input number and it will convert and ...
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