December Cook-Off 2018 Division 2
Yalalovichik Numbers, Camp Or Not
December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem, Max and Electrical Panel
October Challenge 2018 Division 2
Chef and Circles, Byte to Bit, Chef and Serves, Chef and Surprise Chessboard, Minimize Digitsum, Beautiful Bricks, Appy and Balloons
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Art of Balance
February Cook-Off 2019 Division 1
Max Range Queries, Chef and Secret Password, Chef and Party
April Challenge 2019 Division 1
Subtree Removal, Fencing, Playing with Numbers
April Cook-Off 2019 Division 1
Random Game, Pied Piper vs Hooli
April Lunchtime 2019 Division 1
Firdavs and Planet F, Minimum Sum
August Challenge 2019 Division 1
Dilemma, Zombie and the Caves, Distribute Apples, Football, Maximize an Expression, Encoding, Guddu and his Mother
September Mega Cook-Off 2019 Division 1
Angry Grandfather, Fitness Exercises
December Lunchtime 2019 Division 1
The Evil Professor, Frequency Function, Guess the number
India