February Challenge 2018
Chef And The Patents, Chef And His Characters
March Challenge 2018 DIV 2
A Big Sale, Chef and Glove
April Challenge 2018 Division 2
Average of Pairs, Workers
July Challenge 2018 Division 2
Magic Set, Strike or Spare
December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
February Challenge 2019 Division 2
Chef and Magical Jars, Chef and Secret Ingredients, Deputy Chef
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party, Max Range Queries
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
May Cook-Off 2019 Division 2
Chain Reaction, Misha and Nice Sets, Recover the Sequence
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Guddu on a Date
June Cook-Off 2019 Division 2
Multiple Choice Exam, Ants and Anteaters, Eat Twice
India