October Challenge 2015
Who dares to be a millionaire, Count Subarrays
December Challenge 2015
Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence
October Cook-Off 2015
Almost Sorted Permutation
June Challenge 2016
Chef And The Hiring Event, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chefland and Electricity
September Challenge 2016
Chef and calculation, Faded Palindromes, Chef and digits of a number
November Challenge 2016
Chef and squares, Task for Alexey
June Lunchtime 2016
Collisions, One more weird game
May Challenge 2017
Chef and his daily routine, Courses in an university
June Challenge 2017
A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
