September Challenge 2015
Count Steps in Matrix, Chain of Doughnuts
October Challenge 2015
Count Subarrays, Who dares to be a millionaire
December Challenge 2015
Chef and the stones, Oracle Devu and Longest Common Subsequence
November Cook-Off 2015
Sereja and Line, Sereja and Array and Subtracting
July Lunchtime 2015
Greedy puppy, Puppy and game
January Long Challenge 2016
Rupsa and the Game, Devu and Perfume, Chef and Time Machine, Churu and Balls
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
April Challenge 2016
Chef and Ballons, Chef And Coloring
May Challenge 2016
Laddu, Forest Gathering, Chef and Balls, Chef and Big Soccer
August Challenge 2016
Chef and His Garden, Fighting Ebola, Chef and Circle Run, Chef and Chocolate, Chef and Round Run
October Challenge 2016
Sereja and Progressions, Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs
December Challenge 2016
Edit Distance Revisited, Train Partner
July Cook-Off 2016
Chef and Proportion, Chef and Numbers
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum
June Lunchtime 2016
Collisions, One more weird game
February Challenge 2017
Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues
IOPC 2017 (Rated)
The Birthday Tears, Max Out
India