September Lunchtime 2015
Sum of palindromic numbers
June Challenge 2016
Chef And The Hiring Event, Chef And Binary Operation, Devu and an Array
February Challenge 2017
Chef and His Apartment Dues, Most Frequent Element
April Challenge 2017
Similar Dishes, Bear and Clique Distances, Dish Of Life, Stable market, Bear and Row 01
May Challenge 2017
Median of adjacent maximum numbers, Chef and Subsequences, Blocked websites, Courses in an university, Chef and his daily routine, Long Sandwich , 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
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