Given a list of n numbers. All numbers except one are unique. Find the number with duplicate entry.
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If you can understand how the game performs, you will find answer very quickly.
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
Find the minimum depth of binary search tree
Find the min and max in an array. Now do it in less than 2n comparisons. (they were looking for the solution that finds both max and min in about 3/2 n comparisons).
Improve this piece of code, loop tracing, very basic printing problem
Write a function to modify a singly linked list, appending copies of the first N-1 elements to the end in reverse order. For example, ['A', 'B', 'C', 'D'] becomes ['A', 'B', 'C', 'D', 'C', 'B', 'A'].
There will be a meeting at New York and San Francisco offices. We will have to fly the participants to either one of these two offices. Let's say each office can accommodate half of the participants. Our goal is to assign each participant to an office in a way that the total travel cost for the company is minimized. What is this minimal cost? SF NY A 500 700 B 200 600 C 400 500 D 600 200 Output : 1400 (A:500 + B:200 + C:500 +D: 200)
Find an algorithm to find the largest sum subarray in an array of integers. (Better than O(n^2) ).
Questions were asked to check basic knowledge of OOPS concepts, String manipulation, Data Structures. Not very hard questions but were good enough to check concept.
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