Citadel String Questions

22 string problems asked at Citadel interviews

Easy (1)Medium (13)Hard (8)

Questions

Title	Difficulty	Acceptance	Frequency
Palindromic Substrings	Medium	72.6%	86.5%
Count Palindromic Subsequences	Hard	41.0%	81.3%
Evaluate Division	Medium	64.0%	72.3%
Longest String Chain	Medium	62.8%	70.0%
Serialize and Deserialize Binary Tree	Hard	60.4%	67.4%
Group Anagrams	Medium	72.2%	57.1%
Search Suggestions System	Medium	65.1%	52.2%
Design Search Autocomplete System	Hard	49.7%	52.2%
Regular Expression Matching	Hard	30.5%	52.2%
Fizz Buzz	Easy	75.3%	52.2%
Design Excel Sum Formula	Hard	39.9%	45.9%
Implement Trie (Prefix Tree)	Medium	69.2%	45.9%
Letter Combinations of a Phone Number	Medium	65.5%	45.9%
Alien Dictionary	Hard	37.1%	45.9%
Word Search	Medium	46.9%	45.9%
Word Ladder II	Hard	27.5%	37.1%
Longest Common Subsequence	Medium	58.9%	37.1%
Reorganize String	Medium	56.8%	37.1%
Simplify Path	Medium	50.0%	37.1%
Basic Calculator	Hard	46.6%	37.1%
Open the Lock	Medium	61.2%	37.1%
Integer to Roman	Medium	70.5%	37.1%

Showing 22 questions