DSA Crash Course [Part 65] - Minimum Island Approach

In this lesson, Alvin explores the strategy to solving the following interview problem:

Write a function, minimum_island, that takes in a grid containing Ws and Ls. W represents water and L represents land. The function should return the size of the smallest island. An island is a vertically or horizontally connected region of land.

You may assume that the grid contains at least one islan