Day 33 — Number of Islands

Day 33 — Number of Islands

This e-book contains 100 coding problems that have been asked in top tech interview questions. It also has a guide to solving all the problems in 200+ ways. These problems I assure you has been asked in previous interviews.

Introduction😎

Hey Guys, Today is day 33 **of the challenge that I took. Wherein I will be solving every day for 100 days the [programming questions** ](https://javarevisited.blogspot.com/2011/06/top-programming-interview-questions.html)that have been asked in** previous interviews.**

You have a bonus at the end if you keep reading. You can find out the companies that have asked these questions in real interviews.

All these problems are taken from the following [e-book_](https://www.amazon.com/dp/B081969QH5/ref=cm_sw_r_cp_apa_i_wqVZDbCVY8RV6). 🎓_

This is completely free 🆓 if you have an amazon kindle subscription.

This e-book contains 100 coding problems that have been asked in top tech interview questions. It also has a guide to solving all the problems in 200+ ways. **These problems I assure you** has been asked in previous interviews.

You have to decide whether you want to go** unprepared *for a tech interview or go ahead and **quick search for this guide *to solve the data structure and algorithms problems.

Begin Your ascent to greatness🚀

Note :_ this e-book only contains the _links __to the__solutions.

Day 33 — Number of Islands🏁

AIM🏹

Given a 2d grid map of '1's (land) and '0's (water), count the number of islands. An island is surrounded by water and is formed by connecting adjacent lands horizontally or vertically. You may assume all four edges of the grid are all surrounded by water.

interview coding programming software-development java

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