December Challenge 2016
Train Partner, Kirito in labyrinth, Our Base is Under Attack
January Challenge 2017
Capital Movement, Cats and Dogs
February Challenge 2017
Chef and Triangles, Chef and His Apartment Dues, Most Frequent Element, Gerrymander
June Challenge 2017
Pairwise union of sets, Triplets, Xenny and Coin Rankings, Cloning, A Good Set, Chef and Prime Queries, Chef and the Feast
December Challenge 2017
Chef And Easy Xor Queries
February Challenge 2018
Permutation and Palindrome, Car-pal Tunnel, Points Inside A Polygon, Chef and odd queries, Chef And The Patents, Chef And His Characters, Broken Clock
December Lunchtime 2020 Division 1 (Unrated)
Three Letters, One Zero Swaps
October Cook-Off 2020 Division 1
Path-etic Sums, The In-XOR-able Task, Yet Another Crossover Episode
September Cook-Off 2020 Division 1
Joined Subarrays on Tree, Maximise Subsequence Value, Minimum Insertions
September Lunchtime 2020 Division 1
Root the Tree, Robot Detector
Bangladesh