November Challenge 2014
Distinct Characters Subsequence
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
April Challenge 2015
Chef and Interview, Broken Telephone, Chef and Piano Scales
September Challenge 2015
Count Steps in Matrix, Chain of Doughnuts
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire
March Challenge 2016
Palindromic substrings, maximize the sum
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
India