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Good morning! Here's your coding interview problem for today.
This problem was asked by Google.
Given an iterator with methods next() and hasNext(), create a wrapper iterator, PeekableInterface, which also implements peek(). peek shows the next element that would be returned on next().
Good morning! Here's your coding interview problem for today.
This problem was asked by Google.
Given an iterator with methods next() and hasNext(), create a wrapper iterator, PeekableInterface, which also implements peek(). peek shows the next element that would be returned on next().
Here is the interface:
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