Systems specialist interview questions shared by candidates
A list with a set of integers. All elements appear even number of times while one appear odd number of times. Find this number that appear odd number of times
use a counter for the number of times the digit appear
Suppose a list of integers: A[1..n] We can calculate the result of A xor A xor ....A[n] This is the answer!
Use a HashSet. For each number in the list check to see if it exists in the HashSet. If it doesn't, put it in the HashSet. If it's already in the HashSet take it out. When you've gone through all the numbers the only number left in the HashSet will be the one that appeared an odd number of times.
Tell me about a time when you disagreed with a co-worker or manager? Tell me about a time when you had to influence a large group on an idea? Tell me about a time when you went above and beyond the call of duty? Tell me about a time when you hit a barrier and what did you do to overcome it? Tell me about a time when you had to come up with a creative solution to solve a problem?
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