#Amazon
First thing first what's difference between Design Principles vs Design Patterns?The Why?Design Principles are broad guidelines or philosophies for writing good
Granular breakdown by subtechnique, focusing on patterns relevant to Amazon🧠 Greedy SubpatternsGreedy for Local Min/Max122. Best Time to Buy and Sell Stock IIG
Two SumBest Time to Buy and Sell StockLRU CacheMaximum Frequency After Subarray OperationNumber of IslandsReorganize StringLongest Palindromic SubstringMaximize
Trapping Rain WaterMerge k Sorted ListsCandyMedian of Two Sorted ArraysMinimum Window SubstringBasic CalculatorLFU CacheConcatenated WordsReverse Nodes in k-Gro
LRU CacheMaximum Frequency After Subarray OperationNumber of IslandsReorganize StringLongest Palindromic SubstringMaximize Y‑Sum by Picking a Triplet of Distinc
Two Sum – HashMapBest Time to Buy and Sell Stock – ArraysReverse Linked List – Linked ListValid Parentheses – StackPalindrome Number – Math/StringFlood Fill – D
A transformation sequence from word beginWord to word endWord using a dictionary wordList is a sequence of words be
Many struggle with backtracking because they confuse two fundamental patterns i.e Sequential Decision Making and Choice Generation. The Conversion Funnel: From
🎯 The Real Question: How do I train my brain to see patterns?here's the actual thinking process that happens in senior developers' minds:📖 STEP 1: R
EasyDesign Parking System (87.1%)Make Array Zero by Subtracting Equal Amounts (73.3%)Maximum Units on a Truck (74.3%)MediumLRU Cache (45.2%)Number of Islands (6
If you’ve ever built a search bar or input form that sends API calls, you’ve probably heard of debounce. Or maybe you’ve created a backend API then you've proba
List of question to upgrade your javascript skill.3373. Maximize the Number of Target Nodes After Connecting Trees II2618. Check if Object Instance of Class2619
Given a string s, rearrange the characters of s so that any two adjacent characters are not the same.Return any possible rearrangement of&nb
A sort that return a specific order of the vertex of a given a graph as long as the graph satisfies certain condition. This is a simple algorithm to learn.First
EasyKids With the Greatest Number of CandiesMediumThe kth Factor of nOptimal Partition of StringLowest Common Ancestor of a Binary Tree IVMinimum Swaps to Group