January Challenge 2018
Rectangle, Partition the numbers, Maximum Score
March Challenge 2018 DIV 2
A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas
May Challenge 2018 Division 2
Mighty Friend, Xor Again, Dibs on Fibs
August Challenge 2018 Division 2
Modular GCD, Spell Bob, Sheokand and Number, Problem Sort
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle
December Challenge 2018 Division 2
Chef and An Ideal Problem, Chef and Interactive XOR, Chef and Interactive Contests, Max and Electrical Panel, Chef and Meatballs
November Challenge 2018 Division 2
Chef and Ridges, Appy Loves One, Chef and Difficult Contests, Chef and Happiness
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
August Lunchtime 2018 Division 2
Chef and Eid, Chef and Problem Setting
January Challenge 2019 Division 2
Different Neighbours, Lucky Number Game, Distinct Pairs, Fancy Quotes
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue
