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Grokking the Coding Interview Patterns in Python

Solution: Powerful Integers

Explore how to identify all powerful integers less than or equal to a given bound by leveraging hash maps and nested loops over powers of two integers. Understand how to handle special cases and optimize time and space complexity in this problem-solving approach.

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Statement

Given three integers x, y, and bound, return a list of all powerful integers whose value is less than or equal to bound.

An integer is considered powerful if it can be expressed as xi^i + yj^j for some non negative integers ii and jj (i.e., i≥0i \geq 0 and j≥0j ...