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To find and return the common node of two linked lists merged into a 'Y' shape.

13 Answers

List all anagrams in a file. Assumptions: case-insensitive, a-z characters only, one word per line. For example, if the file contains dog, cat, ddd, goo, act, god -- output dog, god, act, cat

10 Answers

Given a list of n numbers. All numbers except one are unique. Find the number with duplicate entry.

8 Answers

How would you find the pairs of numbers that added to some specific number in an array.

7 Answers

Given a list of integers, some of which may be negative, extract the pair that sums to the largest number.

8 Answers

Given an array of integer in which all numbers occur even times except for one number occurs odd times, find it.

8 Answers

You have 25 laborers for a shift. Pickers pick 100 units an hour Small item packers pack 150 units an hour Large item packers pack 25 units an hour You must pack 7500 small units during a ten hour shift. How would you staff your shift?

9 Answers

Given an integer set of numbers, print all the subsets. For some reason the interviewer asked to print the supersets, but what he means is subsets.

9 Answers

Find the last element of a linked list.

7 Answers

If you have a file containing millions of integers, how would you sort the data in the file using extremely limited resources, such a s 1GB of memory?

8 Answers
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