October Challenge 2017
A Balanced Contest, Max Mex
April Challenge 2018 Division 2
Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers
June Challenge 2018 Division 2
Sheokand and String, Binary Shuffle, Naive Chef
April Challenge 2019 Division 2
Fencing, Subtree Removal, Maximum Remaining, Friend or Girlfriend
June Challenge 2019 Division 1
Lent Money, Chef and Ingredients, Sum and GCD
July Challenge 2019 Division 1
Hit the Coconuts, Guess the Prime!, Codechef War, Circular Merging
October Challenge 2019 Division 1
Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS
India