Palindrome Permutation
Problem 🤔 Palindrome Definition
a word, phrase, or sequence that reads the same backward as…
January 05, 2021
8 min
Published by Author 83
String Compression
Problem 🤔 We're writing a string compression algorithm! Implement a method to perform basic…
January 05, 2021
7 min
String Rotation
Problem 🤔 Assume you have a method isSubstring which checks if one word is a substring of another…
January 05, 2021
10 min
URLify
Problem 🤔 Given a string with spaces, return the string, replacing each space with %20 . Our input…
January 05, 2021
10 min
Design a HashMap
Problem 🤔 Design a HashMap without using any built-in hash table libraries. To be specific, your…
December 23, 2020
16 min
Graph Basics
Graph Definition A graph is a network of nodes connected by edges. When we talk about graph theory…
December 21, 2020
10 min
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