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Grokking the Coding Interview Patterns

Reorganize String

Explore how to rearrange a given string to ensure no two adjacent characters are identical. This lesson helps you understand the problem constraints and apply patterns to implement valid rearrangements or identify impossibility, enhancing your problem-solving skills in coding interviews.

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Statement

Given a string, str, rearrange it so that any two adjacent characters are not the same. If such a reorganization of the characters is possible, output any possible valid arrangement. Otherwise, return an empty string.

Constraints:

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