April Challenge 2016
Chef and Ballons, Chef And Magical Path, Chef And Coloring, Help Watson Escape
May Challenge 2016
Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu
July Challenge 2016
Andrash and Stipendium, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
December Challenge 2016
Train Partner, Kirito in labyrinth, Our Base is Under Attack
April Challenge 2017
Similar Dishes, Dish Of Life, Bear and Row 01
July Challenge 2017
Chef and Sign Sequences, Whats in the Name, Calculator , IPC Trainers
August Long Challenge 2017
Palindromic Game, Greedy Candidates, Chef and Mover, Chef And Fibonacci Array, Chef and Rainbow Array
September Challenge 2017
Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums
October Challenge 2018 Division 1
Appy and Balloons , Minimize Digitsum, Chef and Surprise Chessboard
Australia