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Perfect Squares

Explore how to determine the minimal count of perfect square numbers that sum to a given integer. Understand the problem with examples and apply coding patterns to solve math and geometry interview questions efficiently in C#.

Statement

Given an integer, n, return the least number of perfect square numbers that sum to n.

A perfect square is an integer that is the square of an integer. In other words, it is an integer that is the result of multiplying a whole integer by itself. For example, 11, 44 ...