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Grokking the Coding Interview Patterns in C++

Longest Happy String

Explore how to construct the longest happy string that avoids triple consecutive characters while respecting maximum counts for 'a', 'b', and 'c'. Understand applying heaps to dynamically solve this pattern, helping you master a common coding interview challenge with efficiency and clarity.

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Statement

A string is considered happy if it meets the following conditions:

  1. It comprises only the characters 'a', 'b', and 'c'.

  2. It does not contain the substrings "aaa", "bbb", or "ccc".

  3. The total occurrences of:

    1. The character 'a' does not exceed a.

    2. The character 'b' does not exceed b.

    3. The character 'c' does not exceed c.

You are given three integers, a, b, and c, representing the maximum ...