Leetcode 1020 — Number of Enclaves [Solution]
Solve Leetcode Problems and Get Offers From Your Dream Companies
In this series, I am going to solve Leetcode medium problems live with my friends, which you can see on our youtube channel, Today we will do Problem Leetcode: 1020. Number of Enclaves
A little bit about me, I have offers from Uber India and Amazon India in the past, and I am currently working for Booking.com in Amsterdam.
Motivation to learn algorithms
Problem Statement
Given a 2D array A
, each cell is 0 (representing sea) or 1 (representing land)
A move consists of walking from one land square 4-directionally to another land square, or of the boundary of the grid.