June Challenge 2017
Chef and the Feast, Xenny and Coin Rankings, Pairwise union of sets, A Good Set
July Challenge 2017
Chef and Sign Sequences, Whats in the Name, Calculator
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
October Challenge 2017
Max Mex, A Balanced Contest
November Challenge 2017
Periodic Palindrome Construction, Villages and Tribes
September Lunchtime 2017
Chef and Cook-Off Contests
March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas
May Lunchtime 2018 Division 1
Count Substrings, Shifted Palindrome, Maximum Plus
April Challenge 2018 Division 2
Workers, Highway Crossing, Average of Pairs, Weight of Numbers, Count Good Prefixes
May Challenge 2018 Division 2
Mighty Friend, Change the Signs, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs
July Challenge 2019 Division 1
Guess the Prime!, Circular Merging
May Challenge 2021 Division 2 (Rated)
Tree House, Modular Equation, Tic Tac Toe, Xor Equality, An Interesting Sequence
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
SnackDown 2021 - Online Round 1A
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
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