SIG (Susquehanna)–styleSoftware EngineerSr Software EngineerQuestion #3
Write a method that returns a stock ticker value based on a company name found within a string of text, which may also contain random words in addition to the company name. Optimize the method for performance, assuming there could be millions of companies to search through.
Build Your Approach
State the assumptions, try a simple case, then work toward a general solution. Check the result and explain how it changes if an assumption changes.
Try the free diagnostic with worked solutions →Get Free Interview Prep Resources
More SIG (Susquehanna)–Style Software Engineer Questions
Compress a string such that repeated characters are replaced by the character followed by the number of repetitions. For example, given 'AAABBCC', output 'A3B2C2'.Is 1599 a prime number?Given an array of integers and an integer k, find the k-th largest element in the array.Explain how hash tables work.Since the average time complexity of a hashtable is O(1), why do we still use binary search trees? Can you describe some occasions where we use a binary search tree instead of a hashtable?
Practice the Reasoning Behind the Answer
Bring your target roles and interview timeline to a free quant consult. Discuss your preparation priorities and how Quant Blueprint’s lessons, practice and mock interviews can help.
Book a Free Quant ConsultYour goals · your preparation · your next steps