All Medium Articles

Flutter – Flexible Widget

Flexible is a built-in widget in flutter which controls how a child of base flex widgets that are Row, Column, and Flex will fill the… Read More

android

Flutter

Flutter-widgets

Dart

Flutter

Docker Networking

Pre-requisite: Docker Docker Networking allows you to create a Network of Docker Containers managed by a master node called the manager. Containers inside the Docker… Read More

docker

Docker Container

Docker

Distance formula – Coordinate Geometry | Class 10 Maths

The distance formula is one of the important concepts in coordinate geometry which is used widely. By using the distance formula we can find the… Read More

Coordinate Geometry

Picked

Class 10

Mathematics

School Learning

Count numbers in range [L, R] having K consecutive set bits

Given three positive integers L, R, and K, the task is to find the count of numbers in the range [L, R] having K consecutive… Read More

binary-representation

digit-DP

setBitCount

Bit Magic

DSA

Dynamic Programming

Mathematical

Recursion

Maximum even sum subsequence of length K

Given an array arr[] consisting of N positive integers, and an integer K, the task is to find the maximum possible even sum of any… Read More

Microsoft

subsequence

Arrays

DSA

Heap

Mathematical

Sorting

Hamming code Implementation in C++ with receiver side verification of code

Hamming code is an error-correcting code used for detecting and correcting errors in data transmission. It adds redundant bits to the data being transmitted which… Read More

BIT

maths-power

Bit Magic

C Programs

C++ Programs

Computer Networks

DSA

Strings

Check if all subarrays contains at least one unique element

Given an array arr[] consisting of N integers, the task is to check if all subarrays of the array have at least one unique element… Read More

frequency-counting

Google

Java-HashMap

subarray

Arrays

DSA

Hash

Searching

Minimum common element in subarrays of all possible lengths

Given an array arr[] consisting of N integers from the range [1, N]( repetition allowed ), the task is to find the minimum common element… Read More

cpp-map

frequency-counting

subarray

Arrays

DSA

Hash

Searching

Queries to count frequencies of a given character in a given range of indices

Given a string S of length N and an array Q[][] of queries in the form {l, r, y}. For each query, the task is… Read More

array-range-queries

frequency-counting

prefix-sum

Algorithms

Arrays

Data Structures

DSA

Dynamic Programming

Mathematical

Strings

Minimum cost required to rearrange a given array to make it equal to another given array

Given two arrays A[] and B[] consisting of M and N integers respectively, and an integer C, the task is to find the minimum cost… Read More

array-rearrange

LCS

LIS

subsequence

Arrays

DSA

Dynamic Programming

Reverse substrings of given string according to specified array indices

Given string str of length N and an array arr[] of integers, for array element arr[i](1-based indexing), reverse the substring in indices [arr[i], N –… Read More

frequency-counting

Hash

DSA

Hash

Mathematical

Strings

Maximize sum of given array by rearranging array such that the difference between adjacent elements is atmost 1

Given an array arr[] consisting of N positive integers, the task is to maximize the sum of the array element such that the first element… Read More

Amazon

Arrays

frequency-counting

interview-preparation

Arrays

DSA

Hash

Sorting

Find a triplet in an array such that arr[i] arr[k] and i < j < k

Given an array arr[] consisting of a permutation of first N natural numbers, the task is to find a triplet (i, j, k) from the… Read More

Arrays

DSA

Searching

Sorting

XOR of array elements whose modular inverse with a given number exists

Given an array arr[] of length N and a positive integer M, the task is to find the Bitwise XOR of all the array elements… Read More

Bitwise-XOR

HCF

Modular Arithmetic

number-theory

Arrays

DSA

Greedy

Mathematical

Count subarrays having each distinct element occurring at least twice

Given an array arr[] of size N, the task is to count the number of subarrays from the given array, such that each distinct element… Read More

cpp-unordered_map

frequency-counting

subarray

Arrays

DSA

Hash

Searching

Number of permutation with K inversions | Set 2

Given two integers N and K, the task is to count the number of permutations of the first N natural numbers having exactly K inversions.… Read More

inversion

permutation

Permutation and Combination

Combinatorial

DSA

Dynamic Programming

Recursion

Print X array elements closest to the Kth smallest element in the array

Given two integers K, X, and an array arr[] consisting of N distinct elements, the task is to find X elements closest to the Kth… Read More

cpp-map

frequency-counting

Java-HashMap

median-finding

Algorithms

Arrays

Data Structures

Divide and Conquer

DSA

Hash

Mathematical

Searching

Sorting

Emotion classification using NRC Lexicon in Python

Many a time, for real-world projects, emotion recognition is often just the start of the project. That time writing a whole code on that will… Read More

Natural-language-processing

Python-nltk

Python

TCS Interview Experience through Codevita (Digital Role)

I was able to solve 3 out of 6 questions in TCS Codevita 2020 within 3 hours, So My rank was under 250. I received… Read More

Marketing

Off-Campus

TCS

TCS Codevita

TCS-interview-experience

Experiences

Interview Experiences

GOCG13: Google’s Online Challenge Experience for Business Intern | Singapore

Google’s Business Internship is open to students from all academic disciplines. Many intern roles within this program don’t require technical skills and could include working… Read More

Google

Experiences

Interview Experiences