October Cook-Off 2014
The Army, Walk on the Axis
August Challenge 2014
Chef and Reversing, The Leaking Robot, Chef and Gift
September Challenge 2014
Factorisation, Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation, Flooring
October Challenge 2014
Chef and Square, DevuLand, Dinosaurs and Laddus, Magical Girl and Colored Liquid Potions, Chef and Painting, Chef and Ground, Remy paints the fence
November Challenge 2014
Chef and Segment Game, Chef and Words, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem
February Challenge 2015
Chef and Equality, Let us play with rank list, Chef and Strange Formula, Chef and Chain, Chef and Strings
May Challenge 2015
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Chef and insomnia, Aditi and Magic Trick, Gravity Guy, Way Out, Cooking Machine
October Challenge 2015
Count Subarrays, Who dares to be a millionaire, Spheres
November Challenge 2015
Chef and cakes, Simple Sum, Eugene and function, Chef and collection of stamps
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
November Lunchtime 2015
Query over Matrix, Black And White Cells
India