Financial Data Interview Questions

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Given 8 pennies, 7 of which weigh the same, and one of which is slightly heavier than all the others - state the minimum number of times you could use a balance scale to determine which penny was the heavier one.
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Financial Applications Engineer

Interviewed at Bloomberg

4
Dec 14, 2011

Given 8 pennies, 7 of which weigh the same, and one of which is slightly heavier than all the others - state the minimum number of times you could use a balance scale to determine which penny was the heavier one.

The exact details are a bit hazy, the basic idea was as follows. Implement a storage class using in c++. The storage class had to store doubles in an array and write to both ends of the array, while recycling the space as efficiently as possible.
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Financial Software Developer

Interviewed at Bloomberg

4
Oct 25, 2013

The exact details are a bit hazy, the basic idea was as follows. Implement a storage class using in c++. The storage class had to store doubles in an array and write to both ends of the array, while recycling the space as efficiently as possible.

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