Write a program that takes in a string and removes any duplicate spaces (including leading and trailing spaces – there should be none when finished). This program should not have any embedded loops, and you can only traverse the string ONCE. Should definitely be faster than O(n^2).
What problems will you point out in any products of Microsoft if you're going to improve it?
Find all the words that you can identify associated to a telephone number.
weakness
Nothing really difficult when compared to rest of the industry
Given a Stack with n elements, write a method that always keeps the max of the stack?
permutation
reverse an int
how do you test a remote control?
Implement enqueue and dequeue using stacks.
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