November Challenge 2016
Friends Meeting, Count Permutations, Task for Alexey, Chef and squares, Urban Development, Gift and Chef
November Lunchtime 2016
Chef and his Students, Chef and Square Set
January Challenge 2017
Tourists in Mancunia, Reservior, Cats and Dogs, Capital Movement
February Challenge 2017
Chef and Yoda, Eugene and big number, Chef and Triangles, Chef and His Apartment Dues, Most Frequent Element, Gerrymander
March Challenge 2017
Bandwidth of a matrix, Bear and Extra Number, Cooking Schedule, Xenny and Alternating Tasks
April Challenge 2017
Chef and Divisor Tree, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes
May Challenge 2017
Courses in an university, Median of adjacent maximum numbers, Blocked websites, Chef and his daily routine, Chef and Sub Array
June Challenge 2017
Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets
