August Challenge 2015
Cooking Machine, Gravity Guy, Aditi and Magic Trick
December Challenge 2015
Chef and the stones, Oracle Devu and Longest Common Subsequence
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
January Long Challenge 2016
Churu and Balls, Chef and Time Machine, Devu and Perfume
March Challenge 2016
Palindromic substrings, Chef And Special Dishes, maximize the sum
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
August Challenge 2016
Chef and Chocolate, Chef and Round Run
September Challenge 2016
Chef and calculation, Chef and digits of a number, Faded Palindromes
October Challenge 2016
Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs
July Lunchtime 2016
Drumpf for President!, Lumpy - The Bus Driver
January Challenge 2017
Cats and Dogs, Tourists in Mancunia, Reservior, Digits Cannot Separate, Capital Movement
January Cook-Off 2017
Digit Longest Increasing Subsequences 2
June Challenge 2017
Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets
India