August 2010 Challenge
Optimizing Production and Sales
January Challenge 2013
Chef of the Year, Three Different Numbers, End Of The World, The Minimum Number Of Moves, Dividing Products, Little Elephant and Alcohol
February 2013 Challenge
Little Elephant and Cards, Buy1-Get1, Magic Board, Climbing Stairs, Efficient Painting
March Challenge 2013
Fire Escape Routes, Minesweeper, Approximately, Random decreasing function, Peaceful Calculator, Tourist Translations
August Challenge 2013
Little Elephant and Lemonade, Hello Hello, The Number Of Solutions, Chef and Segments, Splitting Candies
September Challenge 2013
Project Spoon, CAO Stage-2, CAO Stage-1, Chef and Integers , Cool Guys, Little Elephant and Exams
May Cook-Off 2014
Divide the Cake, Ups and Downs
June Challenge 2014
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
