How would you reverse a linked list in Java?
Software Development Interview Questions
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Write a program that sees if two binary trees are equal.
Write a program that reverses the words in a sentence.
Find the longest subsequence in a given array of numbers in O(n)
unlimited supply of coins of different demoninations. pick min number of coins to get given amount.
Reverse a string in-place.
Given an unfair coin, devise an algorithm to produce a fair coin's output.
Find count of unique characters in a given string
Probability of a knight making a valid move on NxN matrix in m steps.
Given a string of format '2+3*2-1', calculate and return the result. No parenthesis in the input, just integers and + - * / operators. Operator precedence has to be considered. Linear time complexity and minimal data structure use is preferred.
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