Interview PrepStrings

0% read · 0 of 34 topics

StringsDSA

Pattern-Based Problem Solving

0% read0 of 34 topics

1. Basics0/7

Reverse String10m

Reverse Words in a StringSoon

Longest Common PrefixSoon

String to Integer (atoi)Soon

Remove Outermost ParenthesesSoon

Largest Odd Number in StringSoon

Rotate StringSoon

2. Frequency & Hashing0/5

Valid AnagramSoon

Group AnagramsSoon

First Unique CharacterSoon

Isomorphic StringsSoon

Sort Characters by FrequencySoon

3. Two Pointers0/4

Valid Palindrome12m Valid Palindrome II10

Reverse Vowels of a StringSoon

Reverse Only Letters12m

5. Palindrome0/4

Longest Palindromic SubstringSoon

Palindromic SubstringsSoon

Palindrome PartitioningSoon

Longest Palindromic SubsequenceSoon

7. String DP0/5

Longest Common SubsequenceSoon

Edit DistanceSoon

Word BreakSoon

Distinct SubsequencesSoon

Interleaving StringSoon

8. Trie & Pattern Matching0/5

Implement TrieSoon

Word Search IISoon

Design Add and Search WordsSoon

KMPSoon

Repeated Substring PatternSoon

9. Medium Problems0/4

Maximum Nesting Depth of the ParenthesesSoon

Roman to IntegerSoon

Count Number of SubstringsSoon

Sum of Beauty of All SubstringsSoon

Longest Palindromic Substring

This lesson is coming soon. Browse the rest of the Strings syllabus in the sidebar.