December Challenge 2017
Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays, Total Diamonds
December Lunchtime 2017
Days in Month, Strange Function
January Challenge 2018
Partition the numbers, Rectangle, Maximum Score, K-Concatenation
January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome
March Challenge 2018 DIV 2
Chef and Easy Problem, Minion Chef and Bananas, Minions and Voting, Chef and Glove, Mix the Colors, A Big Sale
April Challenge 2018 Division 2
Chef and Array (Challenge), Weight of Numbers, Highway Crossing, Count Good Prefixes, Average of Pairs, Workers
December Challenge 2018 Division 1
(Challenge) Delete DAG, Max and Electrical Panel, Directing Edges, Chef and Interactive XOR
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