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Grokking the Coding Interview Patterns in Python

Solution: Reverse Integer

Explore how to reverse a 32-bit signed integer by extracting digits and checking for overflow conditions. Learn a step-by-step approach that handles negative numbers and keeps results within integer limits, enhancing your problem-solving skills in math and geometry coding challenges.

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Statement

Given a 32-bit signed integer num, reverse its digits and return the result. If the reversed number exceeds the 32-bit signed integer range [−231,231−1][−2^{31},2^{31}−1], return ...