Twitter String Questions

13 string problems asked at Twitter interviews

Easy (1)Medium (9)Hard (3)

Questions

Title	Difficulty	Acceptance	Frequency
Regular Expression Matching	Hard	30.5%	100.0%
Integer to Roman	Medium	70.5%	100.0%
Valid Parentheses	Easy	43.7%	100.0%
Multiply Strings	Medium	43.6%	100.0%
Wildcard Matching	Hard	31.4%	100.0%
Word Break II	Hard	55.1%	100.0%
Implement Trie (Prefix Tree)	Medium	69.2%	100.0%
Minimum Genetic Mutation	Medium	56.4%	100.0%
Minimum Number of Steps to Make Two Strings Anagram	Medium	82.5%	100.0%
Tweet Counts Per Frequency	Medium	45.9%	100.0%
Validate IP Address	Medium	28.2%	100.0%
Masking Personal Information	Medium	54.1%	100.0%
Remove All Occurrences of a Substring	Medium	78.4%	100.0%

Showing 13 questions