Given a very long string composed of numbers as characters, find the four character substring that has the largest multiple. For example, given the string "809723", the two char substring with the largest multiple is "97", having a multiple 9*7 = 63.
questions based on your test, problem solving approach, java multithreading, query optimization etc.
Merge to sorted arrays into second array, both arrays has N elements, but second array size is N * 2. So you merge both arrays in second array in a sorted way.
How do you find the middle of a linked list, rounding up in the case of an odd number of items but with no differentiation between an even or odd number?
The second question is that there are 8 buttons, 7 of them are some, one is a bit little heavier, and you have a balance, how could find the heavier one, you can just use the balance twice.
You have 4 aces and a king in a set of cards, what's the probability of get kind before all aces.
Sequence of numbers in random order and 1 of them is missing how to find that out...
How would you test if a binary tree were symmetrical and balanced.
How do you detect for the first repeated character in a string? How do you detect whether or not a word is a palindrome?
The 2-minutes part is a bit unexpected, I am not a native language speaker, I read a bit slow, so I can only finish about 60% percent of the questions.
Viewing 361 - 370 interview questions