How Do You Use Gale-Shapley Algorithm?

How Do You Use Gale-Shapley Algorithm? The Gale–Shapley algorithm involves a number of “rounds” (or “iterations”): In the first round, first a) each unengaged man proposes to the woman he prefers most, and then b) each woman replies “maybe” to her suitor she most prefers and “no” to all other suitors. What type of algorithm