Solution: Perfect Squares
Explore a mathematical approach to determine the least number of perfect squares summing to an integer. Learn to apply the Four-Square and Three-Square theorems for an efficient solution that avoids brute force, using step-by-step checks and perfect square validations.
We'll cover the following...
We'll cover the following...
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,
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