November Challenge 2013
Square Digit Squares, Uncle Johny
January Challenge 2014
Please like me, Chef and Feedback
October Challenge 2014
Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Chef and Ground
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
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Gravity Guy, Cooking Machine, Aditi and Magic Trick
September Challenge 2015
Bank robbery, Cracking the Code, Count Steps in Matrix, Chain of Doughnuts
October Challenge 2015
Time measure, Count Subarrays
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle
