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#	Problem	Status	Practice On Practice	Companies
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1	Remove Outermost Parentheses			A A G A Remove Outermost Parentheses · 3 Companies A Amazon A Apple G Google
2	Valid Anagram			A A A B A Valid Anagram · 8 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Google M Microsoft U Uber
3	Valid Palindrome			A A A B A Valid Palindrome · 10 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Google M Microsoft S Spotify U Uber Y Yahoo
4	Valid Palindrome II			A A B B A Valid Palindrome II · 8 Companies A Amazon A Apple B Bloomberg B ByteDance F Facebook G Google LinkedIn M Microsoft
5	Reverse String			A A A B A Reverse String · 8 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Google LinkedIn M Microsoft
6	Find the Index of the First Occurrence in a String			A A A B A Find the Index of the First Occurrence in a String · 8 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Google LinkedIn M Microsoft
7	Longest Common Prefix			A A A B A Longest Common Prefix · 8 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Google LinkedIn M Microsoft
8	First Unique Character in a String			A A A B A First Unique Character in a String · 10 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Goldman Sachs G Google LinkedIn M Microsoft U Uber
9	Backspace String Compare			A A B F A Backspace String Compare · 8 Companies A Amazon A Apple B Bloomberg F Facebook G Google LinkedIn M Microsoft U Uber
10	Roman to Integer			A A A B A Roman to Integer · 10 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Goldman Sachs G Google M Microsoft O Oracle U Uber
11	Count Binary Substrings			A A F G A Count Binary Substrings · 4 Companies A Amazon A Apple F Facebook G Google
12	Isomorphic Strings			A A A B A Isomorphic Strings · 9 Companies A Adobe A Amazon A Apple B Bloomberg F Facebook G Google LinkedIn M Microsoft U Uber
13	Detect Capital			A A G A Detect Capital · 3 Companies A Amazon A Apple G Google