print out all prime numbers in a given string. abc2134kd31 -> 2, 13, 3, 3
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Given a string, remove all the duplicate characters (not necessarily consecutive)
Given a page size and a number, align the number with the nearest page. (Note: This was a phone interview question. The interviewer and I used an online document to share ideas about this problem.
An optimal algorithm to check whether a hand of cards was a full house (in Poker) or not.
Only they need money no interview questions
Write a function to return the number of times a character appears in a string. The character can be the empty string.
How would you implement division without +, - or multiplication
Derive customer's account status as of month end for all the months in 2019. If for given month, there are more than one rows, pick the data from the latest date within the month. If for given month, there is no data, pick the data from latest date prior to the month You can use last_day function to get month ending date(Eg: last_day(01/01/2015) = 01/31/2015) customer_id event_date status credit_limit 1 1/1/2019 C 1000 1 1/5/2019 F 1000 1 3/10/2019 1000 1 3/10/2019 1000 1 8/27/2019 L 1000 2 1/1/2019 L 2000 2 1/5/2019 2500 2 3/10/2019 2500 3 1/1/2019 S 5000 3 1/5/2019 6000 3 3/10/2019 B 5000 4 3/10/2019 B 10000
This was not unexpected but a bit difficult. How would you represent the ordering of a deck of card if you only have 32bytes to work with. So, he explained that you have 52 objects, there are 52! possible ordering of them. how to encode one of those ordering within 32 bytes?
Milestone 2) Will ask to optimize by reducing the number of unfulfilled orders. The apis will be confusing and you will have two interviews during the coding session.
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