Find the nth element in a linked list in constant time and space.
Software Developer Co Op Interview Questions
711,323 software developer co op interview questions shared by candidates
implement strtok
Imagine you have a string and you want to return False if there are repeat characters in this string, what are the fastest and most space efficient ways to do this. (I clarified and he only wanted to return False if there was a repeat letter or number)
Save a tree to an array
Find count of unique characters in a given string
Given a triangle, determine if its a scalene, equilateral, isosceles or neither... required knowledge of triangle properties, I learnt these properties about two decades ago so ofcourse I was fuzzy on the details, completely unexpected
Implement the MyStack. (A lot of questions about multi-threading) @protocol Stack -(void)pushObject:(nonnull id)obj; -(nonnull id)popObjext; @property(nonatomic,assign)NSInteger count; @end @interface MyStack : NSObject <Stack> @end @implementation MyStack @end
Given a text file containing the text for Hamlet (/usr/share/file.txt), return the top 5 most frequent words with count.
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.
Viewing 1581 - 1590 interview questions