August Challenge 2016
Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Chef and His Garden
October Challenge 2016
Chef and Keyboard, Big Queries, Fenwick Iterations, Chef and Three Dogs, Chef and Two String
February Lunchtime 2017
Bear and House Queries, Bear and Milky Cookies, Bear and Bribing Tree
June Challenge 2017
A Good Set, Pairwise union of sets, Triplets, Xenny and Coin Rankings, Chef and the Feast, Cloning, Chef and Prime Queries, Persistent oak
July Challenge 2017
Chef and Sign Sequences, Pishty and tree, Tree Expectancy, Whats in the Name, Calculator , IPC Trainers, Two Coins
March Lunchtime 2017
Bear and Ladder, Bear and Species
China