January Challenge 2018
Maximum Score, K-Concatenation, Partition the numbers, Rectangle
May Challenge 2018 Division 2
Mighty Friend, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs
June Challenge 2018 Division 2
Binary Shuffle, Naive Chef, Sheokand and String, Vision
July Challenge 2018 Division 2
Reach Equilibrium, No Minimum No Maximum, Magic Set, Strike or Spare, No Strings Attached
August Challenge 2018 Division 2
Spell Bob, Problem Sort, Modular GCD, Sheokand and Number
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Condition Zero (Challenge), Chef and Adventures, Table Game, Bad Shuffle
October Challenge 2018 Division 1
Minimize Digitsum, Appy and Balloons
June Lunchtime 2018 Division 2
Summary Power, Counting Pretty Numbers
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