April Challenge 2014
Farmer Feb, Shortest Path in Binary Trees
June Challenge 2014
Chef and Subarray, Guessing Game
July Challenge 2014
Count Substrings, Reach The Point
August Challenge 2014
The Leaking Robot, Cleaning Tables, Chef and Gift
September Challenge 2014
Chef and Left-Right, Fun with Rotation
October Challenge 2014
Remy paints the fence, Magical Girl and Colored Liquid Potions, Chef and Ground
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome
January Challenge 2015
Chef and Stones, Sereja and Votes
February Challenge 2015
Chef and Chain, Chef and Equality
March Challenge 2015
Chef and Notebooks, Devu and his Class
April Challenge 2015
Chef and Interview, Chef and Piano Scales, Broken Telephone
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
April Challenge 2016
Help Watson Escape, Chef And Coloring, Chef And Magical Path, Chef and Ballons
June Challenge 2016
Chef And The Hiring Event, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
September Challenge 2019 Division 2
Easy Fibonacci, Chef and Interesting Subsequences
India