March Cook-Off 2016
Digital clock, Alternating subarray prefix
September Mega Cook-Off 2018 Division 2
ATM Machine, Make a Permutation
September Challenge 2018 Division 2
Magician versus Chef, Chef and Adventures
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 Serves, Byte to Bit
September Lunchtime 2018 Division 2
Judging Delay, Chef Restaurant
October Lunchtime 2018 Division 2
Three Friends, Coloring the Grid, Weird Question
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit
December Lunchtime 2019 Division 2
Stupid Machine, Check Algorithm
India