September Lunchtime 2019 Division 2
All Substrings, Chef Feeds Cats
November Lunchtime 2019 Division 2
Planting Trees, Washing Windows
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Breaking Bricks
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
March Cook-Off 2020 Division 2
Find Your Gift, Mysterious Sequence
Exun Programming Prelims 2019 (Rated for all)
Weird Modulo Problem , Tennis Tournament, Chipped Tree, Yet Another Partition Problem
ENIGMA - PLINTH'20 LNMIIT (Rated for all)
Gru is Handing Out Bananas, Minion AND Range, Recruit Villagers
January Challenge 2021 Division 2
Fair Elections, Watching CPL, Chef and Ants, Expected Number of SCCs
December Challenge 2020 Division 2
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian
Code Ensemble (Rated for Division 2)
Priya and AND, Help Martha
April Cook-Off 2021 Division 2
Tree Distances, Chocolate Monger, OR of ANDs
April Lunchtime 2021 Division 2
A Special Tree, Chef in Heaven , Bench Press, Array Rotation
July Cook-Off 2021 Division 1
Beautiful Subsequence, Mod Equality
August Cook-Off 2021 Division 1
Odd Array, Different String, Clear the Array
India