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My 30 min coding question was related to tree where all nodes were managers each node has a value which was the number of months they worked.We have to find the maximum tenure which is I remember can be calculated using the average of its child nodes.
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Software Development Engineer

Interviewed at Amazon

3.5
Jan 25, 2017

My 30 min coding question was related to tree where all nodes were managers each node has a value which was the number of months they worked.We have to find the maximum tenure which is I remember can be calculated using the average of its child nodes.

(following the previous one) You got only TWO baby bottle sample. You would like to know the max height you can drop it without breaking the bottle. Let set the unit as 1 foot. And the highest height you can reach is at N feet. So how would you find the (max) safe height? (This is the one I think is kind of brain-teaser one.)
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Software Development Engineer Intern

Interviewed at Amazon

3.5
Jan 28, 2012

(following the previous one) You got only TWO baby bottle sample. You would like to know the max height you can drop it without breaking the bottle. Let set the unit as 1 foot. And the highest height you can reach is at N feet. So how would you find the (max) safe height? (This is the one I think is kind of brain-teaser one.)

Puzzle: There are 25 horses and 5 lanes for conducting a race among them. In a minimum of how many races, would be able to find out the 3 fastest horses among them? Assumption: Speed of horses are consistent enough across races.
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Software Development Engineer

Interviewed at Scantron

2.8
Feb 2, 2012

Puzzle: There are 25 horses and 5 lanes for conducting a race among them. In a minimum of how many races, would be able to find out the 3 fastest horses among them? Assumption: Speed of horses are consistent enough across races.

Another was a puzzle: A king orders 100 bottles of wine for a celebration. A courtier who's angry with the king over something puts poison in one of those bottles. The king has a way of identifying the poisoned bottle by giving a few drops of wine to a monkey. Since the poison is fast acting, the monkey will die immediately. Whats the minimum number of monkeys needed to find the poisoned bottle?
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Senior Software Developer

Interviewed at Tower Research Capital

4.1
Jun 7, 2010

Another was a puzzle: A king orders 100 bottles of wine for a celebration. A courtier who's angry with the king over something puts poison in one of those bottles. The king has a way of identifying the poisoned bottle by giving a few drops of wine to a monkey. Since the poison is fast acting, the monkey will die immediately. Whats the minimum number of monkeys needed to find the poisoned bottle?

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