Problem 59746. Determine if a Digit is Isolated

A digit is considered isolated if both its left and right neighbors are different from itself. For example, in the number 776444, the digit 6 is isolated, but the other digits are not. Complete the function that returns if the given input number contains an isolated digit or not.
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86.67% Correct | 13.33% Incorrect
Last Solution submitted on Nov 17, 2025

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