September Lunchtime 2017
Chef and Cook-Off Contests
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
March Challenge 2018 DIV 2
Minion Chef and Bananas, Minions and Voting, Chef and Glove, Mix the Colors, A Big Sale, Chef and Easy Problem
April Challenge 2018 Division 2
Average of Pairs, Workers
August Challenge 2018 Division 2
Modular GCD, Sheokand and Number, Spell Bob
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
