October Cook-Off 2014
The Army, Walk on the Axis
October Challenge 2014
Remy paints the fence, Chef and Ground, Chef and Painting, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome
January Challenge 2015
Sereja and Votes, Gcd Queries, Chef and Stones
February Challenge 2015
Chef and Chain, Chef and Strange Formula, Let us play with rank list, Chef and Equality
June Challenge 2015
Chef and Memory Limit, Chef and Polygons
July Challenge 2015
Na2a and lucky stone, Chef and Cube
India