August Challenge 2016
Chef and Circle Run, Chef and Chocolate, Chef and Round Run
September Challenge 2016
Chef and Friends, Chef and digits of a number
October Challenge 2016
Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs
December Challenge 2016
Train Partner, Our Base is Under Attack, Kth Max Subarray
March Cook-Off 2016
Digital clock, Alternating subarray prefix
April Cook-Off 2016
Movie Weekend, Odd Divisors
September Challenge 2017
Little Chef and Sums, Fill The Matrix, Minimum Good Permutation, Chef and Pick Digit, Sereja and Commands, Weasel does Xor on Tree
October Challenge 2017
Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Shooting on the array, Max Mex, Counter Test For CHEFSUM, A Balanced Contest
November Challenge 2017
Product on the segment by modulo , Villages and Tribes, Periodic Palindrome Construction, Lovers Gift, Chef goes Left Right Left, Chef and Subarray Queries, Polynomials, Chef Hates Palindromes
August Lunchtime 2017
Mathison and the Dynamo shuffle, Mathison and pangrams
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