September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas
March Cook-off 2018 Division 2
Chef Restores a Matrix, Chef Judges a Competition, Chef Goes to the Cinema
March Lunchtime 2018 Division 2 (Unrated)
Chef and Friends, Three Integers, Magic Elements
April Challenge 2018 Division 1
Chef and Array (Challenge), Cutting Plants, Weight of Numbers, Highway Crossing, Count Good Prefixes
Code Melange (Rated)
XD Subsequences, The Deadly Sin, Candy Love
Coders' Legacy 2018 (Rated)
Useless Clocks, Fibonacci String
India