November Challenge 2017
Polynomials, Chef Hates Palindromes, Villages and Tribes, Periodic Palindrome Construction, Chef and Subarray Queries, Chef goes Left Right Left
October Cook-Off 2017
Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries
January Challenge 2018
K-Concatenation, Rectangle
February Challenge 2018
Chef And The Patents, Car-pal Tunnel, Chef And His Characters
March Challenge 2018 DIV 2
A Big Sale, Mix the Colors
March Cook-off 2018 Division 2
Chef Goes to the Cinema, Chef Restores a Matrix, Chef Judges a Competition
March Lunchtime 2018 Division 2 (Unrated)
Magic Elements, Chef and Friends, Partitions, Three Integers
November Challenge 2018 Division 2
Chef and Difficult Contests
Code Melange (Rated)
XD Subsequences, The Deadly Sin, Candy Love
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
September Challenge 2019 Division 2
Easy Fibonacci, Chef and Interesting Subsequences
October Challenge 2019 Division 2
Operations on a Matrix, Phone Prices
December Challenge 2019 Division 2
Plus Multiply, That Is My Score!
January Challenge 2021 Division 3
Fair Elections, Chef and Division 3, Point Of Impact, Encoded String
