February Challenge 2015
Chef and Chain, Chef and Equality
April Challenge 2015
Chef and Interview, Broken Telephone, Chef and Piano Scales
May Challenge 2015
Chef and Prime Divisors, Set Difference , Chef and new recipe
August Challenge 2015
Gravity Guy, Cooking Machine, Aditi and Magic Trick
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Count Subarrays, Who dares to be a millionaire
September Lunchtime 2015
Sum of palindromic numbers
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
September Challenge 2016
Faded Palindromes, Chef and calculation, Chef and digits of a number, Chef and Friends
March Cook-Off 2016
Digital clock, Alternating subarray prefix
June Lunchtime 2016
Collisions, One more weird game
India