August Challenge 2015
Gravity Guy, Way Out, Aditi and Magic Trick, Cooking Machine
October Challenge 2015
Who dares to be a millionaire
September Mega Cook-Off 2015
Forgotten Language, Stacks
July Lunchtime 2015
Greedy puppy, Puppy and game
September Lunchtime 2015
Sum of palindromic numbers
August Challenge 2016
A Good Problem, Maximum Grid, Funny gnomes, Chef and Round Run, Chef and Circle Run, Fighting Ebola, Chef and His Garden, Chef and Chocolate
November Challenge 2016
Gift and Chef, Task for Alexey, Sereja and Ways in the Cube, Chef and squares, Kirito in Memeland, Urban Development, Friends Meeting, Count Permutations
April Cook-Off 2016
Movie Weekend, Odd Divisors
September Cook-Off 2016
Find The Point, The Lost Arithmetic Sequences, Lazy Jem, Counting Strings
February Challenge 2017
Primitive Queries, Chef and His Apartment Dues
April Challenge 2017
Chef and Divisor Tree, Bear and Clique Distances
May Challenge 2017
Chef and Sub Array , Gotham PD, Chef and Subsequences
June Challenge 2017
Pairwise union of sets, Chef and Prime Queries
July Challenge 2017
Chef and Sign Sequences, Pishty and tree, Whats in the Name, Calculator , IPC Trainers, Two Coins
July Lunchtime 2017
Find the Maximum Value, Good Pairs
Alkhwarizm 2017 (Rated)
Logan and his XOR debacle, Professor X and Grouping of Numbers
India