August Long Challenge 2017
Chef and Mover, Greedy Candidates, Chef and Rainbow Array
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out
August Cook-Off 2017
Real obtuse, From heaven to earth
January Challenge 2018
K-Concatenation, Partition the numbers, String Merging, Rectangle, Maximum Score
February Challenge 2018
Chef And His Characters, Chef And The Patents, Akanksha and End of Semester, Permutation and Palindrome
March Challenge 2018 DIV 2
Pishty and Triangles, Minion Chef and Bananas, Minions and Voting, Chef and Glove, A Big Sale, Chef and Easy Problem, Mix the Colors
April Challenge 2018 Division 1
Cutting Plants, Highway Crossing, Count Good Prefixes
June Challenge 2018 Division 2
Binary Shuffle, Naive Chef
December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
November Lunchtime 2019 Division 2
Planting Trees, Compress the List
December Challenge 2019 Division 2
Chefina and Ranges, Plus Multiply, Binary XOR, Easy Subsequence Selection, That Is My Score!, Addition
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