String #

No.	Title	Solution	Difficulty	TimeComplexity	SpaceComplexity	Favorite	Acceptance
0003	Longest Substring Without Repeating Characters	Go	Medium	O(n)	O(1)	❤️	31.9%
0005	Longest Palindromic Substring	Go	Medium				31.0%
0006	ZigZag Conversion	Go	Medium				39.0%
0008	String to Integer (atoi)	Go	Medium				15.9%
0012	Integer to Roman	Go	Medium				57.7%
0013	Roman to Integer	Go	Easy				57.4%
0017	Letter Combinations of a Phone Number	Go	Medium	O(log n)	O(1)		50.8%
0020	Valid Parentheses	Go	Easy	O(log n)	O(1)		40.2%
0022	Generate Parentheses	Go	Medium	O(log n)	O(1)		67.0%
0028	Implement strStr()	Go	Easy	O(n)	O(1)		35.7%
0030	Substring with Concatenation of All Words	Go	Hard	O(n)	O(n)	❤️	26.8%
0032	Longest Valid Parentheses	Go	Hard				30.2%
0043	Multiply Strings	Go	Medium				35.6%
0049	Group Anagrams	Go	Medium	O(n log n)	O(n)		60.7%
0065	Valid Number	Go	Hard				16.8%
0067	Add Binary	Go	Easy				48.0%
0071	Simplify Path	Go	Medium	O(n)	O(n)		35.5%
0076	Minimum Window Substring	Go	Hard	O(n)	O(n)	❤️	36.8%
0091	Decode Ways	Go	Medium	O(n)	O(n)		27.6%
0093	Restore IP Addresses	Go	Medium	O(n)	O(n)	❤️	38.7%
0097	Interleaving String	Go	Medium				33.7%
0115	Distinct Subsequences	Go	Hard				40.5%
0125	Valid Palindrome	Go	Easy	O(n)	O(1)		39.2%
0126	Word Ladder II	Go	Hard	O(n)	O(n^2)	❤️	24.4%
0127	Word Ladder	Go	Hard				32.9%
0131	Palindrome Partitioning	Go	Medium				54.0%
0151	Reverse Words in a String	Go	Medium				25.0%
0168	Excel Sheet Column Title	Go	Easy				32.4%
0171	Excel Sheet Column Number	Go	Easy				57.7%
0179	Largest Number	Go	Medium				31.3%
0187	Repeated DNA Sequences	Go	Medium				42.2%
0205	Isomorphic Strings	Go	Easy				40.9%
0208	Implement Trie (Prefix Tree)	Go	Medium				53.7%
0211	Design Add and Search Words Data Structure	Go	Medium				41.5%
0212	Word Search II	Go	Hard				37.8%
0224	Basic Calculator	Go	Hard				38.7%
0227	Basic Calculator II	Go	Medium				39.2%
0242	Valid Anagram	Go	Easy				59.4%
0257	Binary Tree Paths	Go	Easy				55.2%
0290	Word Pattern	Go	Easy				38.7%
0297	Serialize and Deserialize Binary Tree	Go	Hard				51.1%
0306	Additive Number	Go	Medium				29.9%
0318	Maximum Product of Word Lengths	Go	Medium				55.4%
0331	Verify Preorder Serialization of a Binary Tree	Go	Medium				41.4%
0344	Reverse String	Go	Easy	O(n)	O(1)		71.4%
0345	Reverse Vowels of a String	Go	Easy	O(n)	O(1)		45.7%
0385	Mini Parser	Go	Medium				34.9%
0387	First Unique Character in a String	Go	Easy				54.6%
0389	Find the Difference	Go	Easy				58.3%
0392	Is Subsequence	Go	Easy				49.8%
0394	Decode String	Go	Medium				53.7%
0395	Longest Substring with At Least K Repeating Characters	Go	Medium				43.9%
0402	Remove K Digits	Go	Medium				28.8%
0409	Longest Palindrome	Go	Easy				52.5%
0412	Fizz Buzz	Go	Easy				64.5%
0423	Reconstruct Original Digits from English	Go	Medium				51.2%
0424	Longest Repeating Character Replacement	Go	Medium				49.0%
0433	Minimum Genetic Mutation	Go	Medium				44.1%
0438	Find All Anagrams in a String	Go	Medium				45.8%
0451	Sort Characters By Frequency	Go	Medium				65.2%
0474	Ones and Zeroes	Go	Medium				43.5%
0500	Keyboard Row	Go	Easy				66.4%
0524	Longest Word in Dictionary through Deleting	Go	Medium				50.3%
0535	Encode and Decode TinyURL	Go	Medium				82.7%
0537	Complex Number Multiplication	Go	Medium				68.6%
0541	Reverse String II	Go	Easy				49.8%
0557	Reverse Words in a String III	Go	Easy				73.2%
0567	Permutation in String	Go	Medium				44.6%
0583	Delete Operation for Two Strings	Go	Medium				52.3%
0599	Minimum Index Sum of Two Lists	Go	Easy				52.4%
0609	Find Duplicate File in System	Go	Medium				63.1%
0647	Palindromic Substrings	Go	Medium				63.1%
0648	Replace Words	Go	Medium				59.9%
0676	Implement Magic Dictionary	Go	Medium				55.7%
0692	Top K Frequent Words	Go	Medium				53.5%
0696	Count Binary Substrings	Go	Easy				61.6%
0709	To Lower Case	Go	Easy				80.7%
0720	Longest Word in Dictionary	Go	Medium				49.7%
0721	Accounts Merge	Go	Medium				53.2%
0726	Number of Atoms	Go	Hard				51.2%
0745	Prefix and Suffix Search	Go	Hard				35.2%
0748	Shortest Completing Word	Go	Easy				58.0%
0752	Open the Lock	Go	Medium				54.7%
0763	Partition Labels	Go	Medium				78.3%
0767	Reorganize String	Go	Medium	O(n log n)	O(log n)	❤️	50.7%
0771	Jewels and Stones	Go	Easy				87.2%
0784	Letter Case Permutation	Go	Medium				69.3%
0792	Number of Matching Subsequences	Go	Medium				48.9%
0811	Subdomain Visit Count	Go	Easy				72.3%
0816	Ambiguous Coordinates	Go	Medium				55.7%
0819	Most Common Word	Go	Easy				45.4%
0820	Short Encoding of Words	Go	Medium				55.0%
0821	Shortest Distance to a Character	Go	Easy				70.3%
0828	Count Unique Characters of All Substrings of a Given String	Go	Hard				46.8%
0830	Positions of Large Groups	Go	Easy				50.7%
0838	Push Dominoes	Go	Medium				50.6%
0839	Similar String Groups	Go	Hard				42.7%
0842	Split Array into Fibonacci Sequence	Go	Medium	O(n^2)	O(1)	❤️	37.2%
0844	Backspace String Compare	Go	Easy				47.2%
0856	Score of Parentheses	Go	Medium	O(n)	O(n)		65.1%
0880	Decoded String at Index	Go	Medium				28.2%
0884	Uncommon Words from Two Sentences	Go	Easy				64.5%
0890	Find and Replace Pattern	Go	Medium				75.5%
0916	Word Subsets	Go	Medium				52.7%
0921	Minimum Add to Make Parentheses Valid	Go	Medium				75.5%
0925	Long Pressed Name	Go	Easy	O(n)	O(1)		36.2%
0942	DI String Match	Go	Easy				74.3%
0949	Largest Time for Given Digits	Go	Medium				36.0%
0953	Verifying an Alien Dictionary	Go	Easy				52.2%
0966	Vowel Spellchecker	Go	Medium				51.8%
0981	Time Based Key-Value Store	Go	Medium				54.3%
0984	String Without AAA or BBB	Go	Medium				39.2%
0990	Satisfiability of Equality Equations	Go	Medium				47.7%
1002	Find Common Characters	Go	Easy				68.7%
1003	Check If Word Is Valid After Substitutions	Go	Medium	O(n)	O(1)		57.1%
1021	Remove Outermost Parentheses	Go	Easy				79.4%
1028	Recover a Tree From Preorder Traversal	Go	Hard				71.3%
1047	Remove All Adjacent Duplicates In String	Go	Easy				71.6%
1048	Longest String Chain	Go	Medium				56.3%
1078	Occurrences After Bigram	Go	Easy				64.7%
1079	Letter Tile Possibilities	Go	Medium				76.2%
1108	Defanging an IP Address	Go	Easy				88.5%
1111	Maximum Nesting Depth of Two Valid Parentheses Strings	Go	Medium				72.7%
1143	Longest Common Subsequence	Go	Medium				58.8%
1154	Day of the Year	Go	Easy				49.8%
1160	Find Words That Can Be Formed by Characters	Go	Easy				67.8%
1170	Compare Strings by Frequency of the Smallest Character	Go	Medium				60.6%
1178	Number of Valid Words for Each Puzzle	Go	Hard				40.6%
1189	Maximum Number of Balloons	Go	Easy				62.0%
1190	Reverse Substrings Between Each Pair of Parentheses	Go	Medium				64.8%
1202	Smallest String With Swaps	Go	Medium				49.6%
1208	Get Equal Substrings Within Budget	Go	Medium				44.9%
1209	Remove All Adjacent Duplicates in String II	Go	Medium				56.9%
1221	Split a String in Balanced Strings	Go	Easy				84.5%
1234	Replace the Substring for Balanced String	Go	Medium				34.8%
1239	Maximum Length of a Concatenated String with Unique Characters	Go	Medium				50.5%
1249	Minimum Remove to Make Valid Parentheses	Go	Medium				64.5%
1268	Search Suggestions System	Go	Medium				65.5%
1332	Remove Palindromic Subsequences	Go	Easy				68.7%
1396	Design Underground System	Go	Medium				71.8%
1455	Check If a Word Occurs As a Prefix of Any Word in a Sentence	Go	Easy				64.7%
1461	Check If a String Contains All Binary Codes of Size K	Go	Medium				54.3%
1573	Number of Ways to Split a String	Go	Medium				31.3%
1614	Maximum Nesting Depth of the Parentheses	Go	Easy				82.6%
1624	Largest Substring Between Two Equal Characters	Go	Easy				58.6%
1629	Slowest Key	Go	Easy				59.0%
1647	Minimum Deletions to Make Character Frequencies Unique	Go	Medium				55.9%
1653	Minimum Deletions to Make String Balanced	Go	Medium				52.5%
1657	Determine if Two Strings Are Close	Go	Medium				54.9%
1662	Check If Two String Arrays are Equivalent	Go	Easy				82.0%
1663	Smallest String With A Given Numeric Value	Go	Medium				64.2%
1668	Maximum Repeating Substring	Go	Easy				38.7%
1678	Goal Parser Interpretation	Go	Easy				84.9%
1684	Count the Number of Consistent Strings	Go	Easy				81.6%
1689	Partitioning Into Minimum Number Of Deci-Binary Numbers	Go	Medium				88.2%
1694	Reformat Phone Number	Go	Easy				64.7%
1704	Determine if String Halves Are Alike	Go	Easy				78.6%
1736	Latest Time by Replacing Hidden Digits	Go	Easy				41.4%
1758	Minimum Changes To Make Alternating Binary String	Go	Easy				58.4%
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