April Challenge 2017
Bear and Row 01, Similar Dishes, Dish Of Life
May Challenge 2017
Chef and his daily routine
October Challenge 2017
Chef and a great voluntary Program, Max Mex, Counter Test For CHEFSUM, A Balanced Contest
December Challenge 2017
Chef and Universe, Total Diamonds, Chef And his Cake, Penalty Shoot-out
December Cook-Off 2017
Beautiful Array, Football Match
January Challenge 2018
Partition the numbers, String Merging, Maximum Score, K-Concatenation, Rectangle
January Lunchtime 2018
Chef and Game with Sequence, Chef and Escaping from the Labyrinth
February Challenge 2018
Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome
February Lunchtime 2018
Game with numbers, Jumping in the hills
March Challenge 2018 DIV 1
Pishty and Triangles, Chef and Easy Problem, Mix the Colors, Minions and Voting
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores a Matrix
August Lunchtime 2018 Division 1
Chef and Eid, Mix Mix Game
India