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Maybe they wanted to check what kind of questions to ask given such a simple requirement.
- Chander Shivdasani February 04, 2011Also, there is a glitch in the implementation of Binary Search, specially when we do
mid = (low + high)/2
If the numbers are really large, the sum of (low + high) would overflow and cycle to a negative number.
One work around is to use
mid = low + (high - low)/2
HTH,
Chander