September Challenge 2018 Division 2
Chef and Adventures, Magician versus Chef
November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
January Challenge 2019 Division 2
Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes
February Challenge 2019 Division 2
Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef
April Challenge 2019 Division 2
Playing with Numbers, Fencing, Maximum Remaining, Friend or Girlfriend
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Lent Money, Guddu on a Date, Chef and Ingredients, Sum and GCD
Alkhwarizm (Rated for all)
Weirwood Trees, Danny Wants To Know
Code Melange (Rated for all)
Greg and Grid, A Small Array, Max power
India