FB3 - Google Foobar - Doomsday Fuel & The Grandest Staircase Of Them All & Fuel Injection Perfection

Level 3: The Reading Comprehension Challenge.

FB2 - Google Foobar - Gearing Up for Destruction & Don't Get Volunteered

Level 2: The Math Challenge. Find the formula is the main part.

FB1 - Google Foobar - Minion Work Assignments

Level 1: The Very First Challenge. Learn how to do it and find loopholes for easier debugging.

FB0 - Google Foobar - A Godsend To Kill My Laziness

Google sent me an invitation to take up their challenge!