November Challenge 2017
Periodic Palindrome Construction, Villages and Tribes, Chef goes Left Right Left
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
December Lunchtime 2017
Days in Month, Strange Function
January Challenge 2018
K-Concatenation, Partition the numbers, String Merging, Rectangle, Maximum Score
January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Broken Clock, Chef And His Characters, Chef And The Patents, Points Inside A Polygon, Car-pal Tunnel, Permutation and Palindrome
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