Darbar · String

58 slots in the Leetcode Darbar catalog.

Darbar

Slot	Problem	Subtopic	Difficulty
431	Binary Tree Paths	backtracking	easy
432	Letter Tile Possibilities	backtracking	medium
433	Iterator For Combination	backtracking	medium
434	Letter Case Permutation	backtracking	medium
435	The K Th Lexicographical String Of All Happy Strings Of Length N	backtracking	medium
436	Count The Number Of Consistent Strings	bit manipulation	easy
437	Longest Nice Substring	bit manipulation	easy
438	Find The Difference	bit manipulation	easy
439	Add Binary	bit manipulation	easy
440	Letter Case Permutation	bit manipulation	medium
441	Split A String In Balanced Strings	counting	easy
442	Determine If String Halves Are Alike	counting	easy
443	Increasing Decreasing String	counting	easy
444	Check If All Characters Have Equal Number Of Occurrences	counting	easy
445	Kth Distinct String In An Array	counting	easy
446	Is Subsequence	dp based	easy
447	Count Substrings That Differ By One Character	dp based	medium
448	Generate Parentheses	dp based	medium
449	Number Of Good Ways To Split A String	dp based	medium
450	Different Ways To Add Parentheses	dp based	medium
451	Jewels And Stones	hashing	easy
452	Count The Number Of Consistent Strings	hashing	easy
453	Rings And Rods	hashing	easy
454	Check If The Sentence Is Pangram	hashing	easy
455	Increasing Decreasing String	hashing	easy
456	Find The Longest Substring Containing Vowels In Even Counts	prefix sum	medium
457	Maximize The Confusion Of An Exam	prefix sum	medium
458	Minimum White Tiles After Covering With Carpets	prefix sum	hard
459	Reverse String	recursion	easy
460	Different Ways To Add Parentheses	recursion	medium
461	Palindrome Partitioning	recursion	medium
462	Find Kth Bit In Nth Binary String	recursion	medium
463	Maximum Score Words Formed By Letters	recursion	hard
464	Final Value Of Variable After Performing Operations	simple string	easy
465	Defanging An Ip Address	simple string	easy
466	Maximum Number Of Words Found In Sentences	simple string	easy
467	Goal Parser Interpretation	simple string	easy
468	Shuffle String	simple string	easy
469	Substrings Of Size Three With Distinct Characters	sliding window	easy
470	Longest Nice Substring	sliding window	easy
471	Number Of Substrings Containing All Three Characters	sliding window	medium
472	Maximum Number Of Vowels In A Substring Of Given Length	sliding window	medium
473	Maximize The Confusion Of An Exam	sliding window	medium
474	Sorting The Sentence	sorting	easy
475	Valid Anagram	sorting	easy
476	Find The Difference	sorting	easy
477	Find And Replace Pattern	sorting	medium
478	Sort Characters By Frequency	sorting	medium
479	Check If A Word Occurs As A Prefix Of Any Word In A Sentence	string matching	easy
480	String Matching In An Array	string matching	easy
481	Rotate String	string matching	easy
482	Repeated Substring Pattern	string matching	easy
483	Maximum Repeating Substring	string matching	easy
484	Find First Palindromic String In The Array	two pointer	easy
485	Reverse Words In A String Iii	two pointer	easy
486	Reverse Prefix Of Word	two pointer	easy
487	Di String Match	two pointer	easy
488	Merge Strings Alternately	two pointer	easy

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