Chai Prep

String Practice - for leetcode

by Rahul Kumar

Essential Easy & Medium LeetCode string patterns for interview prep.

Problems
12
Learners
2
5 easy · 5 medium · 2 hard
Make your own sheet

Easy Problems

ProblemLevelSolutionVideoLeetCode
01Check If Two String Arrays are Equivalent
Easy Solve ↗
02Check if the Sentence Is Pangram
Easy Solve ↗
03Delete Columns to Make Sorted
Easy Solve ↗
04Find the Index of the First Occurrence in a String
Easy Solve ↗
05Repeated Substring Pattern
Easy Solve ↗

Medium Problems

ProblemLevelSolutionVideoLeetCode
01String Compression
Medium Solve ↗
02Integer to Roman
Medium Solve ↗
03Restore IP Addresses
Medium Solve ↗
04Number of Laser Beams in a Bank
Medium Solve ↗
05Reverse Words in a String
Medium Solve ↗

Hard Problem

ProblemLevelSolutionVideoLeetCode
01Shortest Palindrome
Hard Solve ↗
02Concatenated Words
Hard Solve ↗

Made by Rahul Kumar on Chai Prep. Rows with a dot have our animated walkthrough. Make your own sheet, it is free.