April Challenge 2017
Bear and Random Grid, Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes, Chef and Digits
May Challenge 2017
Gotham PD, Painting Tree, Chef and Subsequences, Median of adjacent maximum numbers, Blocked websites, Courses in an university, Chef and his daily routine, Long Sandwich , Chef and Sub Array
June Challenge 2017
Triplets, Pairwise union of sets, Xenny and Coin Rankings, A Good Set, Euler Sum, Chef and Prime Queries, Chef and the Feast
July Challenge 2017
Chef and Sign Sequences, Pishty and tree, Tree Expectancy, Whats in the Name, Calculator , IPC Trainers, Two Coins
September Challenge 2017
Chef and Pick Digit, Little Chef and Sums, Fill The Matrix, Weasel does Xor on Tree, Minimum Good Permutation, Sereja and Commands
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
