December Lunchtime 2019 Division 2
Stupid Machine, Check Algorithm
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
March Lunchtime 2020 Division 2 (Unrated)
Chef Swaps Digits, Good Prefix
UWCOI 2020 (Rated for all)
Button Pairs, Find maximum in an Array
July Challenge 2020 Division 1
Chefina and Swaps, Chef and Dragon Dens, Missing a Point, Doctor Chef
April Challenge 2021 Division 2
Binary String MEX, Worthy Matrix, Chef and Dice, Boolean Game
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
India