CODE & ALGO

RecursionInfinite RecursionRecursion with base casePrint name 5 timesPrint from 1 to N (Recursion)Print from N to 1 (Recursion)BacktrackingPrint from 1 to N (Backtracking)Print from N to 1 (Backtracking)Parametrised and Functional…

Clarification questionsBack of the envelope estimationsFunctional requirementsAPI'sNon Functional requirementsAvailabilityLatencyReliability (Partition tolerance) Clarification questions How the customer experience will looks like ? Customer may wants to use simple number and letters…

IntroductionClarification Questions (Scope)Back of the envelope estimates (Metrics)Functional RequirementsNon functional Requirements1. Scalability2. Availability3. Reliability (Partition Tolerance)4. ConsistencyAPI'sHigh Level DesignLow Level DesignVerification Introduction Here, interviewer wants to know how does it…

Count occurrences of AnagramsProblem StatementGolang CodeOutputComplexity Count occurrences of Anagrams Problem Statement Anagram is a word, phrase, or sentence formed from another by rearranging its letters.Given two strings pattern and…

AtomicityConsistencyIsolationDurabilityKey Takeaways Atomicity All or nothing Either entire transaction succeed or entire transaction fails & gets rolled back. Use transaction to commit when eveything goes well otherwise, rollback the transaction…

AnagramWhat is an Anagram?ExampleGroup AnagramsInputOutputLogicGolang codeOutput Anagram What is an Anagram? An anagram is a word or phrase formed by rearranging the letters of another word or phrase, typically using all the…

LRU CacheExplanationExample Run LRU Cache LRU Cache using a combination of a map and a doubly linked list package main import "fmt" // Node represents a doubly linked list node type Node struct {…

Finding Identical Files Using Hash AlgorithmGolangPython Finding Identical Files Using Hash Algorithm Golang package main import ( "crypto/md5" "encoding/hex" "fmt" "io" "os" ) // getFileHash computes the MD5 hash of…

Leetcode#1985 Find the Kth Largest Integer in the ArrayProblem StatementGolang solutionOutput Find the Kth Largest Integer in the Array Problem Statement You are given an array of strings nums and an integer k.…