Interview PrepStrings

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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

Valid Anagram

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