May Challenge 2020 Division 2
Isolation Centers, Coronavirus Spread
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control
July Lunchtime 2020 Division 2
Chef and Steps, Maximum Candies
October Challenge 2020 Division 2
Covid Run, Chef and Easy Queries, Replace for X, Positive AND
January Challenge 2021 Division 2
Chef and Ants, Watching CPL, Fair Elections
December Challenge 2020 Division 2
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Maximum Score , Sum Neq
India