Find if a word is anagram (e.g. ana is an anagram).
Developer Interview Questions
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how many scale measurements does it take to know which ball out of 8 balls weighs more? Then how many does 28 balls take?
Implement a class that can calculate the running average of a stream of input numbers up to a maximum of N numbers.
First, a mathematic question, asking about a card game with how many possible way for the combination based on the rules it given. Second, let you to print out all the combination of 3 digit numbers with no duplicate, ex. 012, 013, ....123, 124, 125...
Intersection of n sets without using a hash table.
Get numeric number out of a roman string, linear time Given: mapping I = 1, V = 5, X = 10, L = 50, C = 100, D = 500, M = 1000 Input/Output: II = 2, III = 3, IV = 4 VI, VII, VIII IX = 9 XL = 40, XLIX = 49
Getting maximum and minimun number was not difficult but getting less than n comparison was tricky.
The initial question (writing a function to calculate a square root) ended up being the most difficult because it threw me off. I knew there was a good iterative method for doing so, but could not recall Newton's method in the moment, and I sadly let this nagging thought get in the way of my ability to work through the problem. My failure to perform well on that question set a negative tone for the rest of the interview, since each interviewer after the first can see notes from the previous interviewers.
What would you do if minutes before your shift your computer wouldn't turn on?
print a pattern 012345678910987654321
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