February Challenge 2016
Devu and a light discussion, Chef-Detective
March Challenge 2016
maximize the sum, Chef And Special Dishes
June Challenge 2016
Chef And The Hiring Event
February Challenge 2017
Most Frequent Element, Gerrymander, Chef and Triangles, Eugene and big number
March Challenge 2017
Cooking Schedule, Bandwidth of a matrix
April Challenge 2017
Chef and Divisor Tree, Stable market, Bear and Clique Distances
May Challenge 2017
Chef and Sub Array , Blocked websites, Chef and Subsequences
June Challenge 2017
Chef and Prime Queries, Pairwise union of sets
October Challenge 2017
Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Counter Test For CHEFSUM
March Challenge 2018 DIV 2
Chef and Easy Problem, Mix the Colors, Minion Chef and Bananas
April Challenge 2018 Division 2
Cutting Plants, Average of Pairs, Count Good Prefixes
October Challenge 2018 Division 2
Appy and Balloons , Minimize Digitsum, Chef and Circles
India