NVIDIA Interview Question: How to use the balance twice ... | Glassdoor

Interview Question

Software Engineer Interview

How to use the balance twice to pick up the lighter boxes

  around the 8 boxes.

Interview Answer

1 Answer


Leave 2 out and weigh 3 vs. 3. If same then weigh the 2 that was left out (1 vs. 1)
If not the same, take the lighter set of 3 and weigh 1 vs. 1, leaving 1 out. If same then the 1 that was left out is the answer. Otherwise the answer is obvious!

Anonymous on Sep 15, 2014

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