March Challenge 2016
Palindromic substrings, Chef And Special Dishes, maximize the sum
April Challenge 2016
Help Watson Escape, Chef And Coloring, Chef And Magical Path, Chef and Ballons
June Challenge 2016
Chef And The Hiring Event, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
February Challenge 2017
Gerrymander, Chef and His Apartment Dues, Chef and Triangles
March Challenge 2017
Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix
April Challenge 2017
Dish Of Life, Similar Dishes
May Challenge 2017
Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers
February Challenge 2018
Permutation and Palindrome, Car-pal Tunnel, Chef And His Characters, Chef And The Patents
July Challenge 2018 Division 2
Magic Set, Strike or Spare
December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
September Challenge 2019 Division 2
Easy Fibonacci, Chef and Interesting Subsequences
January Challenge 2020 Division 2
Chef and Dynamo, Breaking Bricks
July Challenge 2020 Division 2
Ada King, Missing a Point, Chef and Card Game, Chef and Strings
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