December Challenge 2019 Division 2
Plus Multiply, That Is My Score!
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, Breaking Bricks
February Challenge 2020 Division 2
School of Geometry, Hard Cash
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Unit GCD, COVID Pandemic and Long Queue, Leaked Answers (Challenge), Sell All the Cars, Squared Subsequences, Strange Number
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
November Challenge 2020 Division 2
Ada and Dishes, Restore Sequence
May Challenge 2021 Division 2 (Rated)
Xor Equality, Tic Tac Toe
June Challenge 2021 Division 3 (Rated)
Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat
August Challenge 2021 Division 3 (Rated)
Olympics Ranking, Problem Difficulties, Chef and Bulb Invention, Special Triplets
August Lunchtime 2021 Division 3
Maximum Length Even Subarray, Programming Languages, Just a Graph
September Challenge 2021 Division 3 (Rated)
XOR Equal, Shuffling Parities, Minimize Digit Sum, Airline Restrictions, Travel Pass
CodeChef Starters 13 Division 2 (Rated)
Chef in Vaccination Queue, Maximum Light Up, Magical Doors
September Lunchtime 2021 Division 2
Balanced and Unique Arrays, Yet another SOD problem
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