June Challenge 2017
Chef and the Feast, A Good Set, Pairwise union of sets, Xenny and Coin Rankings
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
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function
March Challenge 2018 DIV 2
Minion Chef and Bananas, Minions and Voting, Chef and Glove, A Big Sale, Chef and Easy Problem, Mix the Colors
April Challenge 2018 Division 2
Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers
May Challenge 2018 Division 1
Fake Binary Search, Dibs on Fibs
October Challenge 2018 Division 1
Appy and Balloons , Chef and Surprise Chessboard, Minimize Digitsum, Beautiful Bricks
LoC April 2018 (Rated for Division 2)
Perfect Necklace, Cricket Score, Bob and Pallindromes
April Challenge 2019 Division 1
Kira Loves Palindromes, Playing with Numbers, Subtree Removal
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