November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
October Lunchtime 2018 Division 2
Three Friends, Weird Question
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
August Cook-Off 2019 Division 2
Chef Drinks Coke, Chef and Pepperoni Pizza
September Challenge 2019 Division 2
Easy Fibonacci, Chef and Interesting Subsequences
September Mega Cook-Off 2019 Division 2
Two Groups, Playing with Matches
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue, Leaked Answers (Challenge), Unit GCD, Strange Number
February Long 2022 - II, Division 3 (Rated)
Avoid Fixed Points, World Chess Championship, Chef and NextGen, Xor Palindrome
India