June Challenge 2016
Chef and Coins Game, Devu and an Array, Chef And Binary Operation
April Challenge 2017
Dish Of Life, Bear and Row 01, Similar Dishes
June Challenge 2017
A Good Set, Xenny and Coin Rankings, Pairwise union of sets
July Challenge 2017
Chef and Sign Sequences, Whats in the Name
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
November Challenge 2017
Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out
October Challenge 2018 Division 2
Minimize Digitsum, Chef and Serves, Byte to Bit, Chef and Circles
India