November Challenge 2014
Chef and Segment Game, Let us construct palindrome, Distinct Characters Subsequence, Chef and Red Black Tree
December Challenge 2014
Alok-nath and His Sanskars, XOR with Subset, Chef and Apple Trees
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
May Challenge 2015
Chef and new recipe, Set Difference , Chef and Prime Divisors
August Challenge 2015
Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle
April Cook-Off 2015
Version Control System, Equality
August Cook-Off 2015
Chef and the Wildcard Matching
July Challenge 2016
Andrash and Stipendium, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
July Cook-Off 2016
Chef and Proportion, Chef and Numbers
October Cook-Off 2016
Watson asks Does Permutation Exist, ChefWatson uses Social Network
July Lunchtime 2016
Drumpf for President!, Lumpy - The Bus Driver
February Cook-Off 2018
Chef and Cook-Off, Chef and Tuples, Chef and Line
India