July Challenge 2013
Galactik Football, The Probability Of Winning, Chef and Walking on the rectangle , Count K-Primes, Sereja and Sorting, Circle of death, Mountain Holidays
December Challenge 2014
Good galaxy, Sereja and GCD, Chef and Apple Trees, Course Selection, XOR with Subset, Kali and Devtas, Divide or die, Chef and Bracket-Pairs, Alok-nath and His Sanskars, Chef Under Pressure
China