Senior staff engineer interview questions shared by candidates
Create class like BigInteger in java to solve addition problem between two very big strings.
Question1: Implement a class like BigInt so that in constructor takes a very long digit. eg. 999999999999999999999999999999999999999999999 Now write a summation method in BigInt class which will return the result of adding two values e.g. BigInt a = 999999999999999999999999999999999999999999999 BigInt b = 888888888888888888888888888888888888888888888 BigInt r = BigInt.sum(a,b) and lastly print r.
Store and retrieve a top priority task one by one with O(1). Some detailed questioning around this. Implement LRU cache with O(1). Some design related questions.
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