January Challenge 2013
The Minimum Number Of Moves, Little Elephant and Alcohol, Three Different Numbers, Chef of the Year, End Of The World
May Challenge 2013
Matchsticks, Name Reduction, Your Name is Mine
August Challenge 2013
Little Elephant and Lemonade, Hello Hello, Save The Princess, The Number Of Solutions, Chef and Segments, Splitting Candies
August Cook-Off 2013
Chef and The Right Triangles
September Challenge 2013
CAO Stage-2, CAO Stage-1, Chef and Integers , Cool Guys, Little Elephant and Exams, Project Spoon
October Cook-Off 2013
Polo the Penguin and the Numbers, Polo the Penguin and the Test
February Challenge 2014
Longest Common Pattern, Little Elephant and Subarrays
June Challenge 2014
Chef and Subarray, Guessing Game, Chef and Digit Jumps
January Challenge 2015
Queries on the String, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries
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