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DIY: Evaluate Division

Understand how to implement a function that evaluates division based on given equations and values. Learn to handle queries involving variable pairs, returning results or -1 when answers can't be determined. This lesson helps you build problem-solving skills for interview scenarios involving ratio calculations.

Problem statement

You are given equations, an array of variable pairs, and values, an array of real numbers. equations[i] = [Ai, Bi] and values[i] represent the equation Ai / Bi = ...