October Challenge 2019 Division 2
Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS, Operations on a Matrix, Phone Prices
June Challenge 2020 Division 2
Chef and String, Chef and Price Control, Chef and Icecream, The Tom and Jerry Game!, Even Matrix
July Challenge 2020 Division 2
Ada King, Chef and Card Game, Chef and Strings
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Ada Matrix, Coronavirus Spread 2
November Challenge 2021 Division 2 (Unrated)
Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges
India