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Developer Intern Interview Questions

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Given a bag of nuts and a bag of bolts, each having a different size within a bag but exactly one match in the other bag, give a fast algorithm to find all matches.

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One of the software engineers asked me the question about the colored chameleons bonking into each other question. Basically, there are 15 red, 17 green, and 19 blue chameleons on a desert island. Whenever two chameleons of different colors collide, they both become chameleons of the third color. Can it ever be that all the chameleons on the island are the same color?

3 Answers

Find the max ;length palindrome in an input string.

3 Answers

Find the maximum subset sum in an array of numbers. Discuss complexity.

3 Answers

Given a string of Rs and Gs, design an algorithm to produce a string with Rs in the front and Gs after that. The number of flips from Rs to Gs or otherwise should be minimum. The number of Rs and Gs in the end need not be same as that in the beginning, however the length of the entire string should be the same.

5 Answers

in an array of characters find the character that is repeated the most

3 Answers

Print the BST in level order

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About the details, and interviewer will communicate with you when you are typing.

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Write a program that verifies that a binary tree is a binary search tree.

3 Answers

Swap two variables without using a temp.

4 Answers
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