January Challenge 2018
Maximum Score, Rectangle, Partition the numbers, K-Concatenation
May Challenge 2018 Division 2
Minimum Deletions, Xor Again, Dibs on Fibs
June Challenge 2018 Division 2
Vision, Binary Shuffle, Naive Chef
July Challenge 2018 Division 2
Magic Set, Strike or Spare
August Challenge 2018 Division 2
Sheokand and Number, Spell Bob, Problem Sort, Modular GCD
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Condition Zero (Challenge), Chef and Adventures, Table Game, Bad Shuffle
Quick Code (Rated for Division 2)
Immortal Frieza, Majin Vegeta
ProCon Junior (Rated for Division 2)
Chef and Secret Ingredient, Chef and Bored Games, Chef and Polygon Cakes
ProCon 2018 (Rated for all)
The Great Run, Kill them with your success
India