April Challenge 2016
Chef And Magical Path, Chef and Ballons, Chef And Coloring
June Challenge 2016
Chef and Coins Game, Devu and an Array
November Challenge 2016
Count Permutations, Chef and squares, Task for Alexey
October Cook-Off 2016
Watson asks Does Permutation Exist
July Lunchtime 2016
Lumpy - The Bus Driver, Drumpf for President!
March Challenge 2017
Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix
May Challenge 2017
Chef and his daily routine, Median of adjacent maximum numbers, Courses in an university, Chef and Sub Array
November Cook-Off 2018 Division 2
Truth and Dare, Beautiful Garland
India