April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
August Challenge 2016
Chef and Chocolate, Chef and Round Run
September Challenge 2016
Faded Palindromes, Chef and calculation, Chef and digits of a number, Dividing Machine, Chef and Friends
October Challenge 2016
Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs
November Challenge 2016
Count Permutations, Chef and squares, Task for Alexey
April Challenge 2017
Chef and Divisor Tree, Similar Dishes, Bear and Clique Distances, Bear and Row 01, Dish Of Life, Stable market
May Challenge 2017
Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers
March Challenge 2018 DIV 2
Pishty and Triangles, Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas
India